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1、2012年高考英语复习课件：年高考英语复习课件：Unit 4 Astronomy：the science of the stars （新课标人教版必修（新课标人教版必修3）Unit 4 Astronomy：the science of the stars Unit 4 Astronomy：the science of the stars 美文佳句Unit 4 美文佳句美文佳句诵美文诵美文下图描述的是全球环境问题。请仔细观察这幅漫画，用英语下图描述的是全球环境问题。请仔细观察这幅漫画，用英语写一篇短文，阐明漫画中所反映的问题，并提出解决此问题的方写一篇短文，阐明漫画中所反映的问题，并提出解决此问
2、题的方法法( (至少三点至少三点) )。Unit 4 美文佳句美文佳句注意：注意： 1 1仔细品味图中文字的韵味，可以适当发挥想象，不要做仔细品味图中文字的韵味，可以适当发挥想象，不要做简单描述；简单描述； 2 2词数词数120120左右。开头已经写好，不计入总词数；左右。开头已经写好，不计入总词数；3 3作文作文中不得提及考生所在学校和本人姓名。中不得提及考生所在学校和本人姓名。From the picture, we From the picture, we can see can see that_that_Unit 4 美文佳句美文佳句From the picture, we can
3、see that pollution is From the picture, we can see that pollution is posing a threat to our earth, which comes in many ways.posing a threat to our earth, which comes in many ways. Millions of chimneys of the factories are pouring heavy Millions of chimneys of the factories are pouring heavy smoke in
4、to air, which causes serious air pollution. smoke into air, which causes serious air pollution. A A large amount of waste water from the factories pollutes large amount of waste water from the factories pollutes water, making our rivers fishless and our water unfit to water, making our rivers fishle
5、ss and our water unfit to drink and swim in.drink and swim in. Furthermore, a lot of trees have been Furthermore, a lot of trees have been cut down without proper plans, which contributes to the cut down without proper plans, which contributes to the soil being washed away. It seems that we really h
6、ave no soil being washed away. It seems that we really have no clean place to live in. clean place to live in. Unit 4 美文佳句美文佳句The pollution is so serious that we have to find The pollution is so serious that we have to find effective solutions to it. As far as I am concerned, the effective solutions
7、 to it. As far as I am concerned, the government should make laws to reduce polluted air. Some government should make laws to reduce polluted air. Some measures should be taken to purify the water before it measures should be taken to purify the water before it is poured into the rivers or the seas.
8、 We should plant is poured into the rivers or the seas. We should plant more trees to keep the soil in place. Whatmore trees to keep the soil in place. Whats more, s more, people should be further educated to realize the people should be further educated to realize the importance of environmental pr
9、otection. Thus, we will importance of environmental protection. Thus, we will have a clean and tidy environment.have a clean and tidy environment.Unit 4 美文佳句美文佳句背佳句背佳句1 1From the picture, we can see that pollution is posing From the picture, we can see that pollution is posing a threat to our earth,
10、 which comes in many ways. a threat to our earth, which comes in many ways. 从图从图中我们可以看到，污染从方方面面构成了对我们地球的威胁。中我们可以看到，污染从方方面面构成了对我们地球的威胁。 赏析赏析 该句是图画作文的万能开篇句，用现在进行时形象地该句是图画作文的万能开篇句，用现在进行时形象地描述了图画的内容，为了提高句子的表达档次，还使用了一描述了图画的内容，为了提高句子的表达档次，还使用了一个个whichwhich引导的非限制性定语从句。引导的非限制性定语从句。Unit 4 美文佳句美文佳句2 2A large
11、amount of waste water from the factories A large amount of waste water from the factories pollutes water, making our rivers fishless and our pollutes water, making our rivers fishless and our water unfit to drink and swim in. water unfit to drink and swim in. 工厂排出的大量废水污工厂排出的大量废水污染了水源，使我们的河流里没有了鱼，我们的
12、水不能饮用也不染了水源，使我们的河流里没有了鱼，我们的水不能饮用也不能在里面游泳。能在里面游泳。 赏析赏析 该句使用了现在分词短语做结果状语，生动地描绘了污该句使用了现在分词短语做结果状语，生动地描绘了污染的严重后果。染的严重后果。3 3The pollution is so serious that we have to find The pollution is so serious that we have to find effective solutions to it. effective solutions to it. 污染是如此严重，以致我们必须污染是如此严重，以致我们必须找
13、到行之有效的解决方案。找到行之有效的解决方案。 赏析赏析 该句使用了该句使用了“sosothatthat”结构，结构，thatthat引导的是结果状语引导的是结果状语从句。从句。Unit 4 美文佳句美文佳句4 4WhatWhats more, people should be further educated to s more, people should be further educated to realize the importance of environmental protection. realize the importance of environmental pro
14、tection. 此外，应该进一步教育人们，使其意识到环境保护的重要性。此外，应该进一步教育人们，使其意识到环境保护的重要性。 赏析赏析 该句使用了含有情态动词的被动语态，使用了该句使用了含有情态动词的被动语态，使用了“educate sb. to do sth.educate sb. to do sth.”结构的被动语态。结构的被动语态。 Unit 4 课前热身课前热身课前热身.单词拼写单词拼写1 1What are the differences between the American and What are the differences between the American a
15、nd British _(British _(制度制度)of the government?)of the government?2 2A number of gases forms the _(A number of gases forms the _(大气大气) )3 3Her school report shows that she is weak at/in Her school report shows that she is weak at/in arithmetic and _(arithmetic and _(生物学生物学) )4 4If you are in trouble,
16、 do you believe God e_If you are in trouble, do you believe God e_? ?5 5We should not only know the t_ but also how to We should not only know the t_ but also how to apply it in practice.apply it in practice.systemssystemsatmosphereatmospherebiologybiologyxistsxistsheoryheoryUnit 4 课前热身课前热身6 6He spe
17、nt the whole afternoon _ (He spent the whole afternoon _ (拔拔) weeds in ) weeds in the garden.the garden.7. _(7. _(不同于不同于) his brother, he works hard and makes ) his brother, he works hard and makes much progress.much progress.8 8There is a v_ wind outside and the snow is so There is a v_ wind outsid
18、e and the snow is so heavy.heavy.9 9What _(What _(使困惑使困惑) me most is why they doesnt show ) me most is why they doesnt show up.up.1010It is h_ to your health to drink too much It is h_ to your health to drink too much alcohol. alcohol. pullingpullingUnlikeUnlikeiolentiolentpuzzlespuzzlesarmfularmful
19、Unit 4 课前热身课前热身.完成短语完成短语1 1下蛋下蛋 _eggs_eggs2 2密切注视；当心；提防密切注视；当心；提防 watch _watch _3 3既然既然 _that_that4 4产生；分娩产生；分娩 give _togive _to5 5及时；迟早及时；迟早 _ time_ time6 6阻止；制止阻止；制止 preventprevent _ _7 7感到高兴、振奋感到高兴、振奋 cheer _cheer _8 8突发；爆发突发；爆发 break _break _laylayoutoutnownowbirthbirthininfromfromupupoutoutUnit
20、 4 课前热身课前热身.完成句子完成句子1 1谢天谢地，医生终于及时赶到了这里。谢天谢地，医生终于及时赶到了这里。 Thank God.The doctor_.Thank God.The doctor_.2 2医生们正想方设法防止癌细胞扩散。医生们正想方设法防止癌细胞扩散。 The doctors are making an The doctors are making an attempt_.attempt_.3 3很明显他昨天没有说实话。很明显他昨天没有说实话。 _he didnt tell the truth yesterday._he didnt tell the truth yest
21、erday.arrivedarrived herehere justjust inin timetimetoto preventprevent cancercancer cellscells fromfrom spreadingspreadingItIt waswas obviousobvious thatthatUnit 4 课前热身课前热身4 4既然大家都到了，咱们开始上课吧。既然大家都到了，咱们开始上课吧。 _ , _ , we can begin our class.we can begin our class.5 5这场雨使我们走远路很困难。这场雨使我们走远路很困难。 The rai
22、n _long The rain _long distances.distances.NowNow thatthat everyoneeveryone isis hereheremademade itit difficultdifficult forfor usus toto walkwalk单词点睛Unit 4 单词点睛单词点睛1 1unlikeunlikeprepprep. .不同；不像不同；不像 like like prepprep. . 像，如像，如 unlikely unlikely adjadj. . 不太可能的不太可能的 alike alike adjadj. . 相似的，同样的
23、相似的，同样的 something like something like 几分像几分像 Its like/unlike sb to do sth Its like/unlike sb to do sth 做某事实在像做某事实在像/ /不像某人不像某人Unit 4 单词点睛单词点睛【温馨提示温馨提示】 unlike unlike为介词，意为为介词，意为“与与不同，不像不同，不像”；而；而dislikedislike则为动则为动词，意为词，意为“不喜欢不喜欢”，通常用作及物动词。，通常用作及物动词。【活学活用活学活用】(1)(1)与约翰不同，汤姆不喜欢踢足球。与约翰不同，汤姆不喜欢踢足球。 _.
24、_.(2)(2)连招呼都不打这不像你。连招呼都不打这不像你。 _._.UnlikeUnlike John, John, Tom Tom dislikesdislikes playingplaying footballfootballItIt s s unlikeunlike youyou notnot toto saysay hellohelloUnit 4 单词点睛单词点睛2 2existexistvivi. .存在；生存存在；生存 exist on (exist on (live on)sthlive on)sth 靠某物生存靠某物生存 existence existence n n. .
25、 存在；实有存在；实有 come into existence come into existence 产生；存在产生；存在 in existence in existence 现存的；现有的现存的；现有的【活学活用活学活用】 1 1同义句转换同义句转换 (1)This new country came into being in 1951.(1)This new country came into being in 1951. This new country _in 1951. This new country _in 1951. camecame intointo existenceex
26、istenceUnit 4 单词点睛单词点睛 (2)Water has three states: gas, liquid and solid. (2)Water has three states: gas, liquid and solid. Water _three states: gas, liquid and solid.Water _three states: gas, liquid and solid. 2 2根据汉语意思完成句子根据汉语意思完成句子 (1)(1)没有空气，人就活不了。没有空气，人就活不了。 A man _ without air. A man _ without
27、air. (2) (2)你相信上帝的存在吗？你相信上帝的存在吗？ Do you believe in _Do you believe in _? ?existsexists inincancan t t existexistthethe existenceexistence ofof GodGodUnit 4 单词点睛单词点睛3 3puzzlepuzzlen n谜；难题谜；难题vtvt.&.&vivi.(.(使使) )迷惑；迷惑；( (使使) )为难为难 puzzled puzzled adjadj. .( (被被) )迷惑的；不解的迷惑的；不解的 puzzling puzzling adja
28、dj. . 令人迷惑的令人迷惑的 be in a puzzle be in a puzzle 不知如何是好不知如何是好 be in a puzzle aboutbe in a puzzle about 对对迷惑不解迷惑不解 be puzzled bybe puzzled by 被被迷惑迷惑 puzzle over/about puzzle over/about 苦苦思考苦苦思考 puzzle ones brain puzzle ones brain 苦思冥想；绞尽脑汁苦思冥想；绞尽脑汁Unit 4 单词点睛单词点睛【温馨提示温馨提示】 puzzled puzzled意为意为“迷惑的，不解的迷惑
29、的，不解的”，往往用于指人或人的表情、，往往用于指人或人的表情、脸色等；脸色等；puzzlingpuzzling意为意为“令人迷惑的，让人不解的令人迷惑的，让人不解的”，往往指物。，往往指物。【活学活用活学活用】 (1)_( (1)_(令我百思不解的令我百思不解的)is why they doesnt )is why they doesnt answer it.answer it. (2)Although the teacher has explained the problem three (2)Although the teacher has explained the problem t
30、hree times, I _ (times, I _ (还是对那个题迷还是对那个题迷惑不解惑不解) ) WhatWhat puzzlespuzzles memeamam stillstill inin a a puzzlepuzzle aboutabout ititUnit 4 单词点睛单词点睛4 4pullpulln n& & vtvt. .拉拉( (力力) )；拖；牵引力；拖；牵引力 pull backpull back 拉回来；缩回；使后退拉回来；缩回；使后退 pull down pull down 拉下拉下( (窗帘等窗帘等) )；拆毁；拆掉；拆毁；拆掉( (房屋等房屋等) ) pu
31、ll out pull out 拔出；拔出；( (列车等列车等) )驶出，出站，启程驶出，出站，启程 pull in (pull in (列车等列车等) )驶进，到达驶进，到达( (车站车站) ) pull together pull together 齐心协力，团结起来齐心协力，团结起来Unit 4 单词点睛单词点睛【活学活用活学活用】(1)(1)她去园子里拔了几颗葱头准备做饭。她去园子里拔了几颗葱头准备做饭。 She went into the garden _ for She went into the garden _ for dinner.dinner.(2)(2)如果我们齐心协力，
32、我们可以用一半的时间完成这项任务。如果我们齐心协力，我们可以用一半的时间完成这项任务。 _ , _ , we can accomplish the task in we can accomplish the task in half the time.half the time.toto pullpull a a fewfew onionsonionsIfIf wewe pullpull togethertogetherUnit 4 短语储存短语储存短语储存1 1in timein time迟早迟早(sooner or later)(sooner or later)；最后；最后(eventua
33、lly)(eventually)；及时；及时( (early or soon enough)early or soon enough) on time on time准时准时 ahead of time ahead of time 提前，提早提前，提早 all the time all the time 一直；始终一直；始终 at one time at one time 曾经，一度曾经，一度 at a time at a time 每次，逐一每次，逐一 from time to time from time to time 有时，偶尔有时，偶尔 in no time in no time 立
34、刻；马上立刻；马上 time and time again time and time again 一次又一次；一再一次又一次；一再 Unit 4 短语储存短语储存【活学活用活学活用】(1)If you keep on, _ (1)If you keep on, _ (你终究会你终究会成功的成功的) )(2)Dont all speak at once! _ (2)Dont all speak at once! _ (一次一个一次一个人讲人讲), please.), please.youyou llll succeedsucceed inin timetimeOneOne atat a a t
35、imetimeUnit 4 短语储存短语储存2 2preventpreventfrom from 阻止；制止阻止；制止 prevent/stop/keep sb from doing sthprevent/stop/keep sb from doing sth 阻止某人做某事阻止某人做某事 protectprotectfrom from 保护保护不受不受侵袭；挡住；防御侵袭；挡住；防御【温馨提示温馨提示】(1)(1)在主动语态中，在主动语态中，stopstop和和preventprevent的搭配中可省去的搭配中可省去fromfrom；而；而keep keep sb/sth fromsb/st
36、h from意为意为“阻止阻止，使免于，使免于”，fromfrom不可省略。不可省略。若在被动语态里，这三个搭配中的若在被动语态里，这三个搭配中的fromfrom均不可省略。均不可省略。Unit 4 短语储存短语储存(2)keep(2)keepdoing sthdoing sth意为意为“使使一直做某事一直做某事”。【活学活用活学活用】 (1)Doctors took action to (1)Doctors took action to _(_(防止防止这种疾病的蔓延这种疾病的蔓延) )(2)Of course I cant _ (2)Of course I cant _ (阻止阻止)you
37、r going )your going abroad.abroad.(3)(3)警察阻止他们携带武器。警察阻止他们携带武器。 The police _ The police _ weapons.weapons. They They _weapons._weapons.preventprevent/ /stopstop/ /keepkeep thethe diseasedisease fromfrom spreadingspreadingpreventprevent/ /stopstoppreventedprevented/ /stoppedstopped/ /keptkept themthem
38、 fromfrom carryingcarryingwerewere preventedprevented/ /stoppedstopped/ /keptkept fromfrom carryingcarryingUnit 4 短语储存短语储存3 3cheer upcheer up高兴起来；振作精神高兴起来；振作精神 cheer sb oncheer sb on( (比赛中比赛中) )以喝彩声鼓励；为某人加油以喝彩声鼓励；为某人加油 cheer the victory cheer the victory 为胜利而欢呼为胜利而欢呼 Cheers! Cheers! 口语口语(用于祝酒用于祝酒) )
39、干杯！干杯！【活学活用活学活用】(1)(1)这消息使他高兴起来。这消息使他高兴起来。 The news _ .The news _ .(2)(2)振作起来！我们的困难很快就会过去。振作起来！我们的困难很快就会过去。 _!_! Our troubles will soon be over. Our troubles will soon be over.cheeredcheered himhim upupCheerCheer upupUnit 4 短语储存短语储存4 4now thatnow that既然；由于既然；由于 in that(in that(相当于相当于because, as)beca
40、use, as)因为，由于因为，由于 in that case in that case 假如那样的话假如那样的话 not thatnot thatbut thatbut that 不是因为不是因为而是因为；而是因为； 非非而是而是【相关拓展相关拓展】 表示原因的短语还有：表示原因的短语还有： due todue to起因于；归功于起因于；归功于 because of because of 因为因为( (在句中作状语或表语在句中作状语或表语) )Unit 4 短语储存短语储存 on account of on account of 为了为了的缘故的缘故 owing toowing tobeca
41、use of/due tobecause of/due to由于；因为由于；因为 thanks to thanks to 由于；多亏由于；多亏【温馨提示温馨提示】 now that( now that(相当于相当于since) since) 是连词词组，用来引导原因状语从句，是连词词组，用来引导原因状语从句，口语中经常省略口语中经常省略thatthat，只用，只用nownow，这时，这时nownow已经失去了已经失去了“现在现在”的的含义。含义。【活学活用活学活用】(1)_(1)_(既然你已既然你已经经 完成了工作完成了工作), you may go now.), you may go now
42、.(2)He didnt attend the negotiation, (2)He didnt attend the negotiation, _ (_ (因为他病了因为他病了) ) SinceSince/ /NowNow thatthat youyou havehave finishedfinished youryour workworkbecausebecause/ /forfor hehe isis illillUnit 4 短语储存短语储存5 5break outbreak out突发，爆发突发，爆发 break away frombreak away from 脱离脱离( (党派党
43、派) )；摆脱；摆脱( (控制控制) ) break down break down 毁掉；坏掉；毁掉；坏掉；( (计划计划/ /谈判谈判) )失败失败 break up break up 打碎；拆散；打碎；拆散；( (会议会议) )结束；分裂结束；分裂( (解体解体) ) break off ( break off (使使) )停止；中断；折断停止；中断；折断 break into break into 强行进入强行进入 watch out watch out 密切注视；当心密切注视；当心( (单独用于祈使句单独用于祈使句) )；提防；提防 watch out for watch out f
44、or 密切注意，留意；提防密切注意，留意；提防 wear out wear out 磨损；用坏磨损；用坏 work out work out 计算出计算出( (答案、数量等答案、数量等) )；设法弄懂；设法弄懂Unit 4 短语储存短语储存【活学活用活学活用】 用以上所列短语的适当形式完成句子用以上所列短语的适当形式完成句子 (1)You can _the answer by adding all the numbers.(1)You can _the answer by adding all the numbers. (2) My camera batteries_.We cant use
45、it to (2) My camera batteries_.We cant use it to take photos now.take photos now. (3)Several fights _ last night. (3)Several fights _ last night. (4)_for the tall man.Hes a thief. (4)_for the tall man.Hes a thief. workwork outouthavehave wornworn outoutbrokebroke outoutWatchWatch outoutUnit 4 句型透视句型
46、透视句型透视句型透视But when I tried to step forward I found, I was carried But when I tried to step forward I found, I was carried twice as far as on the earth and fell over.twice as far as on the earth and fell over. 倍数倍数asas形容词形容词/ /副词副词asas【句式分析句式分析】 该句型表示该句型表示“是是的几倍的几倍”，该句型也可用，该句型也可用half, half, oneone fo
47、urthfourth等词，表示等词，表示“是是的一半的一半/ /几分之几几分之几”。Unit 4 句型透视句型透视【相关拓展相关拓展】 (1)(1)倍数倍数as many/muchas many/much名词名词asas(2)(2)倍数形容词倍数形容词/ /副词的比较级副词的比较级thanthan(3)(3)倍数倍数thethe名词名词ofof(4)The (4)The ( (计量计量) )名词名词ofofA Abebe倍数倍数thatthatofofB.B.【注意事项注意事项】(1)(1)在在“倍数倍数thethe名词名词ofof”结构中，常用的名词有结构中，常用的名词有sizesize，h
48、eightheight，weightweight，lengthlength，widthwidth等。如：等。如：This classroom is twice the size of that one.This classroom is twice the size of that one.这个教室是那个教室的两倍大。这个教室是那个教室的两倍大。Unit 4 句型透视句型透视(2)(2)两倍用两倍用twicetwice或或doubledouble，不到一倍用分数表示，三倍或三倍以，不到一倍用分数表示，三倍或三倍以上一般用上一般用timestimes来表示，如来表示，如three times,
49、four timesthree times, four times。(3)(3)在实际运用中，有时根据语境使用省略句式，应注意分辨。在实际运用中，有时根据语境使用省略句式，应注意分辨。Unit 4 句型透视句型透视【活学活用活学活用】1 1根据汉语提示完成句子根据汉语提示完成句子(1)Cats sleep _ (1)Cats sleep _ (是是的两倍的两倍) people.) people.(2)The earth is 49 _ (2)The earth is 49 _ (大小是大小是的的倍倍) the moon.) the moon.2 2根据汉语意思完成句子根据汉语意思完成句子 这条
50、河是那条河的三倍宽。这条河是那条河的三倍宽。 This river is _as that one.This river is _as that one. This river is _of that one.This river is _of that one. This river is _than that one. This river is _than that one. twicetwice asas muchmuch asastimestimes thethe sizesize ofofthreethree timestimes asas widewidethreethree t
51、imestimes thethe widthwidthtwicetwice widerwiderUnit 4 跟踪训练跟踪训练跟踪训练1 1Before the economic crisis cameBefore the economic crisis came，John had sensed John had sensed that the firm was to be ruined and he that the firm was to be ruined and he just just in time.in time. A Apulled up Bpulled up Bpulled
52、outpulled out C Cpulled off Dpulled off Dpulled down pulled down 【解析解析】 B B考查动词短语辨析。句意为：在经济危机来临之前，考查动词短语辨析。句意为：在经济危机来临之前，JohnJohn就觉察到这家公司即将倒闭，于是就及时退了出来。就觉察到这家公司即将倒闭，于是就及时退了出来。A A“使车使车停下停下”，B B“( (火车火车) )驶出车站，离开驶出车站，离开”，C C“脱去，胜利完成脱去，胜利完成”，D D“拆毁拆毁 ( (建筑物建筑物) )，拖垮，拖垮”。根据语意判断选。根据语意判断选B B，表示，表示“离开，辞离开，
53、辞职职”。Unit 4 跟踪训练跟踪训练2 2Wang Meng won an Olympic gold medal in the womens Wang Meng won an Olympic gold medal in the womens 1,000m final of speed skating.1,000m final of speed skating. ！ A ACongratulations BCongratulations BCheer upCheer up C CGood news DGood news DA pleasure A pleasure 【解析解析】 C C考查交
54、际用语。考查交际用语。CongratulationsCongratulations祝贺；祝贺；Cheer upCheer up振振作起来；作起来；Good newsGood news好消息；好消息；A pleasureA pleasure很荣幸。根据情景可知此很荣幸。根据情景可知此处选处选C C。 Unit 4 跟踪训练跟踪训练3. 3. he is well again, he can go on with his he is well again, he can go on with his English study.English study. A ANow that BNow tha
55、t BIn caseIn case C CSo long as DSo long as DAs far asAs far as【解析解析】 A A考查连词辨析。考查连词辨析。now thatnow that“由于，既然由于，既然”。句意为：。句意为：既然恢复了健康，既然恢复了健康， 他就可以继续学习英语。他就可以继续学习英语。Unit 4 跟踪训练跟踪训练4 4The young dancers looked so charming in their The young dancers looked so charming in their beautiful clothes that we
56、took beautiful clothes that we took pictures of pictures of them.them. A Amany of Bmany of Bmasses ofmasses of C Cthe number of Dthe number of Dlarge amount oflarge amount of【解析解析】 B Bmanymany直接修饰可数名词，表很多；接介词直接修饰可数名词，表很多；接介词ofof时，表时，表部分，此时名词前需用定冠词部分，此时名词前需用定冠词thethe修饰。修饰。manymany修饰可数名词复数时修饰可数名词复数时不用
57、不用ofof，故，故A A不可选。不可选。numbernumber用来表示大量、很多时，应为用来表示大量、很多时，应为a a number ofnumber of，故，故C C不可选。不可选。a large amount ofa large amount of用来修饰不可数名词。用来修饰不可数名词。B B项项masses ofmasses of是非正式的表达方式，后跟可数名词。是非正式的表达方式，后跟可数名词。 Unit 4 跟踪训练跟踪训练5 5Animals suffered at the hands of Man Animals suffered at the hands of Man
58、they they were destroyed by people to make way for were destroyed by people to make way for agricultural land to provide food for more people.agricultural land to provide food for more people. A Ain which Bin which Bfor whichfor which C Cso that Dso that Din that in that 【解析解析】 D D句意为：动物遭受着来自于人类的灭顶之
59、灾，因为句意为：动物遭受着来自于人类的灭顶之灾，因为人们摧毁它们是为了开垦更多的耕地来给更多人提供食物。首先人们摧毁它们是为了开垦更多的耕地来给更多人提供食物。首先排除排除A A，因为，因为in whichin which引导定语从句，根据语境此句为因果关系的引导定语从句，根据语境此句为因果关系的状语从句。状语从句。in thatin that因为，符合语境要求。因为，符合语境要求。 Unit 4 跟踪训练跟踪训练6 6Im thinking of the test tomorrow.Im afraid I Im thinking of the test tomorrow.Im afraid
60、I cant pass this time.cant pass this time. ！ Im sure youll make it.Im sure youll make it. A AGo ahead BGo ahead BGood luckGood luck C CNo problem DNo problem DCheer up Cheer up 【解析解析】 D D答话人是在鼓励对方，特别是后面的答话人是在鼓励对方，特别是后面的Im sure Im sure youll make it(youll make it(我相信你会成功的我相信你会成功的) )是给对方勇气，因此只有是给对方勇气，
61、因此只有cheer up(cheer up(振作起来振作起来) )符合题意。符合题意。Good luckGood luck祝好运；祝好运；No problemNo problem没没问题，均不符合题意。问题，均不符合题意。 Unit 4 跟踪训练跟踪训练7 7Some policemen should be sent to Some policemen should be sent to them them _the trees._the trees. A Aprevent; to cut down Bprevent; to cut down Bprevent; cut downprevent
62、; cut down C Cstop; to cut down Dstop; to cut down Dstop; cutting down stop; cutting down 【解析解析】 D Dstop/prevent stop/prevent (from) doing sth(from) doing sth意为意为 “阻止某阻止某人做某事人做某事”，不能说，不能说stop/prevent sb to do sthstop/prevent sb to do sth。 Unit 4 跟踪训练跟踪训练8 8Judging from his Judging from his expressio
63、n, this problem expression, this problem must be quite must be quite . . A Apuzzling; puzzling puzzling; puzzling B Bpuzzled; puzzledpuzzled; puzzled C Cpuzzling; puzzled puzzling; puzzled D Dpuzzled; puzzlingpuzzled; puzzling【解析解析】 D Dpuzzled puzzled “( (被被) )迷惑的，困惑的迷惑的，困惑的”，往往指人或修，往往指人或修饰表饰表“人人”的表
64、情、脸色的词语，如的表情、脸色的词语，如expressionexpression，looklook。 puzzlingpuzzling意为意为“令人困惑的令人困惑的”，往往指物。，往往指物。 Unit 4 跟踪训练跟踪训练9 9It was It was late to catch a bus after the party; late to catch a bus after the party; , we called a taxi., we called a taxi. A Atoo much; besides Btoo much; besides Bmuch too; therefor
65、emuch too; therefore C Cvery; though Dvery; though Dfar too; alsofar too; also【解析解析】 B Bmuch too much too 意为意为“太太”，修饰形容词或副词；，修饰形容词或副词； 分号前后为因果关系，故使用副词分号前后为因果关系，故使用副词thereforetherefore。Unit 4 跟踪训练跟踪训练10. 10. a certain doubt among the workers as to a certain doubt among the workers as to the necessity
66、 of the work.the necessity of the work. A AThere existed BThere existed BIt existedIt existed C CThere had DThere had DIt hadIt had【解析解析】 A A此处此处 There existed a certain doubtThere existed a certain doubt相当于相当于There was a certain doubtThere was a certain doubtThere be There be 结构表示存在，其形式结构表示存在，其形式多变
67、，还有多变，还有There standsThere stands，There liesThere lies等。等。Unit 4 跟踪训练跟踪训练1111A fire A fire in the shoe factory last night in the shoe factory last night but_ soon.but_ soon. A Abroke out; put outbroke out; put out B Bwas broken out; was put outwas broken out; was put out C Cbroke out; was put outbrok
68、e out; was put out D Dwas broken out; put out was broken out; put out 【解析解析】 C Cbreak out break out “发生，爆发发生，爆发”，不能用于被动语态，不能用于被动语态，先排除先排除B B、D D。put out put out “把把扑灭扑灭”，为及物动词词组，此处，为及物动词词组，此处应用被动语态。应用被动语态。 Unit 4 跟踪训练跟踪训练1212Their mother Their mother dinner at the kitchen when a dinner at the kitche
69、n when a quarrel quarrel among the children.among the children. A Awas preparingwas preparing；was broken outwas broken out B Bpreparedprepared；was broken outwas broken out C Cwas preparingwas preparing；broke outbroke out D Dpreparedprepared；broke out broke out 【解析解析】 C C短语短语break outbreak out为不及物动词短
70、语，不可用于被动为不及物动词短语，不可用于被动语态，可先排除语态，可先排除A A、B B两项。根据语境第一处用过去进行时态。句两项。根据语境第一处用过去进行时态。句意为：妈妈正在厨房做饭这时孩子们争吵起来了。意为：妈妈正在厨房做饭这时孩子们争吵起来了。 Unit 4 跟踪训练跟踪训练1313Its Its Beth to drink so much. I wonder if Beth to drink so much. I wonder if shes all right.shes all right. A Aunlike Bunlike Bdislikedislike C Clikely D
71、likely Dunlikely unlikely 【解析解析】 A AIts unlike sb to do sthIts unlike sb to do sth为常见句型，意为为常见句型，意为“某人做某事可不像他平时，不像是某人的行为某人做某事可不像他平时，不像是某人的行为”。unlikeunlike为介词，为介词，意为意为“不像不像”。Unit 4 跟踪训练跟踪训练1414We pretend he is alive until after the festival, We pretend he is alive until after the festival, to_ unhappi
72、ness.to_ unhappiness. A Aprotect Bprotect Bprotectingprotecting C Cprevent Dprevent Dpreventing preventing 【解析解析】 C C不定式在此处为目的状语。不定式在此处为目的状语。preventprevent阻止，符合句阻止，符合句意。意。protectprotect是是“保护，防护保护，防护”的意思。的意思。Unit 4 跟踪训练跟踪训练1515If you keep on your research, youll find out the If you keep on your research, youll find out the result_.result_. A Ain time Bin time Bat no timeat no time C Con time Don time Dat the same time at the same time 【解析解析】 A Ain timein time除了有除了有“及时及时”的意思外，还有的意思外，还有“迟早；迟早；总有一天总有一天”的意思，相当于的意思，相当于sooner or latersooner or later。同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全
