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1、自自 主主 预预 习习Section B&Self CheckSection B&Self Check短短语语互互译译1.1.出生出生时时_2.2.到达到达(某数量、程度等某数量、程度等)；至多有；不多于；至多有；不多于_3 3因病去世因病去世_ _ 4.4.砍伐；砍倒砍伐；砍倒_5 5在将来在将来_ _ 6.6.走路走路时时撞着撞着_7 7or so _ or so _ 8.fall over _ 8.fall over _ at birthup todie from illnesscut downin the futurewalk into大约大约绊倒绊倒Section B&Self Ch
2、eck句型在句型在线线1.1.科学家科学家们说们说如今生活在如今生活在现现存森林里的熊猫不足存森林里的熊猫不足20002000只。只。Scientists say there are now _ _ 2Scientists say there are now _ _ 2，000 000 pandas _ in the remaining forests.pandas _ in the remaining forests.2 2我我们们都希望未来有更多的熊猫。都希望未来有更多的熊猫。We all hope that in the future _ _ We all hope that in th
3、e future _ _ _ a lot more pandas._ a lot more pandas.fewerthanlivingtherewillbe互互 动动 探探 究究词汇点睛词汇点睛Section B&Self Check1 1weigh v.weigh v.重量是重量是；称称的重量的重量 观观察察 This elephant weighs many times more than This elephant weighs many times more than this panda.this panda.这头这头大象比大象比这这只熊猫重很多倍。只熊猫重很多倍。探究探究 wei
4、gh weigh作作动词动词，意，意为为“重量是重量是；称；称的重量的重量”。“weigh“weigh重量重量”意意为为“有有重重”。如：。如：It weighs six pounds.It weighs six pounds.它重六磅。它重六磅。Section B&Self Check 拓展拓展 weigh weigh 的名的名词词形式形式为为weight weight，是不可数名，是不可数名词词。lose weightlose weight减肥，减肥，put on weight put on weight增重。如：增重。如：She seldom has supper in order to
5、 lose weight.She seldom has supper in order to lose weight.为为了了减肥，她很少吃晚减肥，她很少吃晚饭饭。Section B&Self Check活学活用活学活用I want to lose _ so I eat less.And now I want to lose _ so I eat less.And now I _ less than I used to.(weigh)I _ less than I used to.(weigh)weightweighSection B&Self Check2 2awake adj.awake
6、adj.醒着醒着 观观察察 At 9 At 9：00 a00 am.,they find that most of the m.,they find that most of the babies are already awake and hungry.babies are already awake and hungry.早上早上9 9点，他点，他们发现们发现大多数的熊猫幼崽已大多数的熊猫幼崽已经经醒来并且醒来并且饿饿了。了。探究探究 awake awake作形容作形容词词，意，意为为“醒着的醒着的”，在句中作表，在句中作表语语。拓展拓展 反反义词义词：asleep adj.asleep
7、adj.睡着的睡着的 Section B&Self Check活学活用活学活用I couldnt get to sleep.I was still a_.I couldnt get to sleep.I was still a_.wakeSection B&Self Check短语归纳短语归纳1 1at birth at birth 出生出生时时 观观察察 At birth,a baby panda is about 15cm long.At birth,a baby panda is about 15cm long.熊猫幼崽出生的熊猫幼崽出生的时时候只有候只有1515厘米厘米长长。拓展拓展
8、at birth at birth和和whenbe bornwhenbe born是同是同义义表达。如上句可表达。如上句可以以转换为转换为“A baby panda is about 15 cm long when it was“A baby panda is about 15 cm long when it was born.”born.”Section B&Self Check活学活用活学活用她出生她出生时时只有只有2 2公斤重。公斤重。She weighed only 2 kg _ _.She weighed only 2 kg _ _.atbirthSection B&Self Che
9、ck2 2up to up to 到达到达(某数量、程度等某数量、程度等)；至多有；不多于；至多有；不多于 观观察察 A panda can live up to 20 to 30 years.A panda can live up to 20 to 30 years.熊猫可以活到熊猫可以活到2020到到3030岁岁。拓展拓展 up to up to还还有有“由由决定决定”之意。如：之意。如：Whether to go or not is up to you.Whether to go or not is up to you.去去还还是留由你自己决定。是留由你自己决定。Section B&Se
10、lf Check活学活用活学活用将来人将来人们们能活到能活到100100岁吗岁吗？Will people _ _ _ 100 years?Will people _ _ _ 100 years?liveuptoSection B&Self Check3 3fall over fall over 绊绊倒倒 观观察察 Mike fell over when he was running.Mike fell over when he was running.迈迈克在克在奔跑奔跑时绊时绊倒了。倒了。拓展拓展 fall off fall off意意为为“从从掉下掉下”；fall downfall dow
11、n意意为为“跌倒跌倒”；fall behindfall behind意意为为“落后于落后于”。Section B&Self Check活学活用活学活用Anna _ her bike and hurt her knees.Anna _ her bike and hurt her knees.A Afell behindfell behindB Bfell downfell downC Cfell off Dfell off Dfell over fell over 答案答案 C C Section B&Self Check4 4or so or so 大大约约 观观察察 Another 200
12、or so live in zoos or research Another 200 or so live in zoos or research centers in China and other countries.centers in China and other countries.另外另外200200只左右生活在中国和其他国家的只左右生活在中国和其他国家的动动物园或研究中心。物园或研究中心。拓展拓展 由由soso构成的短构成的短语还语还有：有：and so on and so on 等等，等等，so that so that 为为的是；以便的是；以便 Section B&Self
13、 Check活学活用活学活用这这本本书书大大约约两周后出版。两周后出版。The book will be published in two weeks _ _The book will be published in two weeks _ _ orsoSection B&Self Check5 5die from die from 死于死于 观观察察 The babies often die from illnesses and do The babies often die from illnesses and do not live very long.not live very lon
14、g.熊猫宝宝熊猫宝宝经经常死于疾病而且不会活很常死于疾病而且不会活很长长时间时间。探究探究 die from die from为为固定短固定短语语，意，意为为“死于死于”，与，与die ofdie of同同义义。但是由于具体的外部。但是由于具体的外部创伤创伤、劳劳累等外因死亡用累等外因死亡用die fromdie from；由于；由于饥饿饥饿、悲、悲伤伤等内因死亡用等内因死亡用die ofdie of。Section B&Self Check活学活用活学活用他去年死于一他去年死于一场场事故。事故。He _ _ an accident last year.He _ _ an accident l
15、ast year.died fromSection B&Self Check句型透视句型透视1 1This elephant weighs many times more than this This elephant weighs many times more than this panda.panda.这头这头大象比大象比这这只熊猫重很多倍。只熊猫重很多倍。探究探究 time time在此在此处处是可数名是可数名词词，意，意为为“倍；倍数倍；倍数”，表，表达倍数可用达倍数可用“A“A 动词动词数数词词timestimes比比较级较级thanthanB”B”，意思是意思是“A“A比比BB多
16、少倍多少倍”。如：。如：Bob runs two times faster than Lucy.Bob runs two times faster than Lucy.鲍鲍勃跑得比露西快两倍。勃跑得比露西快两倍。Section B&Self Check活学活用活学活用翻翻译译句子句子王林每天吃得比他妹妹多两倍。王林每天吃得比他妹妹多两倍。_Wang Lin eats two times more than his sister.Section B&Self Check句型透视句型透视2 Scientists say there are now fewer than 22 Scientists say there are now fewer than 2，000 000 pandas living in the remaining forests.pandas living in the remaining forests.科学家科学家们说们说如今如今生活在生活在现现存森林里的熊猫不足存森林里的熊猫不足20002000只。只。探究探究 本句中的本句中的living in the rema
