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1、Unit 14 Have you packed yet一周强化一、一周知识概述在本单元内我们要完成以下学习任务：1学习谈论近期发生的事情。2复习现在完成时的用法。3学习副词already, yet在现在完成时中的应用。4学习本单元中出现的重要单词、词组和句型。二、重难点知识讲解Section A and Section B1Have you packed the beach towels yet?yet adv. 多用于疑问句和否定句。（1）还没，尚未（否定句）e.g.He hasnt come yet. 他还没回来。Lunch isnt ready yet. 午饭还没准备好。We haven
2、t received his letter yet. 我们尚未收到他的信。Have you finished your work? 工作做完了吗？Not yet. 还没有。（2）现在，已经（疑问句）e.g.Have you fed the cat yet? Have you watered the flowers yet?Has your brother packed the camera yet?2I havent cleaned out the refrigerator yet. 我还没有清理冰箱。clean out把弄干净（相当于clean up，常指将房屋、庭院、厕所、箱子里的脏物清除
3、出去，打扫干净）e.g. Wed better clean out the drawers which are full of waste paper.我们最好把装满废纸的抽屉清理干净。She has cleaned out the garage. 她已经把垃圾打扫干净了。clean out有时可指“耗尽/用去某人的钱财；将商店里的货物抢购完”。e.g.I havent got a penny. Im quite cleaned out. 我身无分文，钱全花光了。Tourists cleaned out all the shops.游客把各家商店的货物都抢购一空。3Ill do it in a
4、 minute. 我马上就做。in a minute 立即，马上表达相同意思短语还有：at once / right now/ right away/ in no time/ in a moment4Have you fed the cat yet? 你喂猫了吗？feed 喂养（动物）；抚养（家庭）e.g. How often do you feed your dog a day?He has a large family to feed.feed sb. on sth.=feed sth. to sb. 喂给e.g. He feeds the dog on meat. = He feeds
5、meat to the dog.feed on 以为主食；以为生（相当于live on）e.g.Cows feed on hay during winter.牛冬天吃干草。Sheep feed on grass. 养吃草。The people in the south feed on rice. 南方人以大米为主食。be fed up with=be tired of 讨厌，厌烦e.g.Im fed up with your story.=Im tired of your story.5Have you turned off the radio? 你关了收音机吗？turn off关掉（自来水、
6、煤气、收音机等，相当于switch off）e.g.Be sure to turn off the light before you leave. 离开之前一定要关灯。Turn off the TV. 请关电视。turn on 打开（自来水、煤气、收音机等）turn off 关掉turn up 旋大，开大（音量）turn down 旋小，调小（音量）6light the fire for breakfast 生火做饭light v.（1）点燃，点亮，点火e.g.He stopped and lit (up) the cigarette. 他停下来，点了支烟。We lit a fire for
7、warmth. 我们点火取暖。Its dark. Please light the candle. 天黑了，请点蜡烛。（2）使光明，照亮（常与up连用）e.g.The light lit the room quite well.The streets lit up by electricity.7In the last twelve months, theyve had three major concerts and made a hit CD. （1）in the last twelve months在过去的12个月中“in the last/past+ 时间段”通常与完成时连用。e.g.
8、In the past 5 years, they have planted thousands of trees.Great changes have taken place in the last few years.（2）major adj.（数量、程度、价值）较大的（通常置于名词之前）e.g. a major earthquake 大地震adj. 主要的，重要的，一流的a major problem重大问题a major artist一流的艺术家8And then they are going to go on a world tour in which they will perfo
9、rm in ten different cities.which作介词in的宾语，in which引导定语从句修饰a world tour。in which 相当于 in the world tour这个句子可分解成两个单句：Theyre going to go on a world tour. In the tour they will perform in ten different cities.引导定语从句的关系代词在从句中作介词宾语的很多。e.g. He has bought a picture book in which there are many interesting sto
10、ries.9Be sure not to miss them.一定不要错过了他们。be sure to do sth. 一定要，务必要e.g. Be sure to come on time.务必按时来。不定式的否定式是在不定式前加not。e.g. Be sure not to break the glass. 千万不要把玻璃打破了。be sure to do 一定会的，必定的e.g. He is sure to come. 他一定会来的。It is sure to be fine today. 今天肯定是好天气。10But we really hope to have a number on
11、e hit some day.但是我们真的希望将来有一天我们的歌成为排行榜第一名。some day 某天，有一天（some time in the future用于将来时，相当于one day）e.g.Ill take you there some day.=Ill take you there one day. Some day hell be famous.=He will be famous one day. 总有一天他会出名的。11Theyre off to the great start. 他们开创了一个极好的开端。be off 动身，离开e.g.Where are you off
12、so early in the morning?早晨这么早你到哪里去？Its getting dark. I must be off now. 天黑了，我得走了。Be off, or Ill call the police! 快走，要不然我报警！Reading Hes already visited the place where his ancestors lived.1Have you been back to the place where your ancestors lived, worked, studied and played?你是否曾经回到祖先曾居住、工作、学习和玩耍的地方?
13、（1）where引导的是定语从句，修饰先行词the place.（2）注意区别where引导的地点状语从句、定语从句及名词性从句(主语、宾语、表语从句)。where引导定语从句时，从句前必须有表示地点的名词（即先行词）。如：He went back to the school where he taught ten years ago.他回到了十年前他任教的学校。They helped build a school in the village where they had worked for ten years.他们在劳动过十年的村里帮助建了一所学校。where引导地点状语从句表示主句中谓
14、语动词所发生的地点，where从句之前无表示地点的名词。如：You can get your coat where you left it.你可以在你放外衣的地方拿到你的外衣。We took a picture where there is a tall tower.我们在一座高塔处拍了照。Leave her where she is.将她留在原处。where引导名词性从句作主语时在动词之前，引导的表语从句在系动词之后，引导的宾语从句在及物动词或介词之后。如：Where well hold the meeting hasnt been decided. (主语从句)我们将在哪儿开会还未决定。T
15、he problem is where we can get this material. (表语从句)问题是我们在哪儿可以买到这种材料。I dont know where he has gone for a holiday. (宾语从句)我不知道他去哪儿度假了。They are talking about where they are going to put up the factory(介词宾语从句)他们在讨论在哪里建厂。2Robert is just one young overseas Chinese who has come to visit his ancestors homeland, as part of the In search of Roots summer camp program.罗伯特是一名年轻的海外华人，作为“寻根”夏令营活动
