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【预讲练结】人教选修七Unit 3 Under the sea预习
学点整合
1. witness v. 目击; 是发生……的地点（时间，组织等），见证
n.目击者，证人;证明……真实
I thought, at the time, that this was just a story but then I witnessed it with my own eyes many times.
当时我认为只是一个故事罢了，但是后来我亲眼见过多次。(P20)
1)几位居民称目击了这个袭击事件。
Several residents claim _____________________________
2)This city has witnessed great changes since the earthquake.
___________________________________________________
3)一位事故的目击者说司机看起来像醉酒了。
________________________ said the driver appeared to be drunk.
4)The past 30 years ______ many wonders in the development of China.
A. witness B. are witnessing C. have witnessed D. witnessed
2. opposite adj.对面的，另一边的
prep.在…对面，与…相对
n.对立的人（物），对立面
We ran down to the shore in time to see an enormous animal opposite us throwing it self out of the water and then crashing down again.
我们及时赶到岸边，看到对面有一个庞大的动物猛力跃出海面，然后有坠落到水里。(P20)
1)她转身向相反的方向走去。
She turned and walked off __________________________
2)There’s a car park opposite the hotel.
___________________________________________________
3)坐在我们对面的那些人看着很眼熟。
The people sitting ______________ look very familiar.
4) What’s the opposite of “optimistic”？
_________________________________________________
易混辨析
oppose/opposed/ opposite
oppose v. 反对, 抗争，抵制
opposed adj 反对的 be opposed to sth
opposite adj对面的 prep. 在…对面 n.对立的人（物）
5) Have you seen the house____________ the railway station?
A. oppose B. opposed C. opposite D. opposed to
3. pause v.暂停，停顿 n.停顿（的时间），暂停键
Without pausing we jumped into the boat with the other whalers and headed out into the bay. 我我们立即和其他捕鲸人都跳进渔船，朝海湾方向驶去。(P20)
1)She paused the video to answer the phone.
_________________________________________________
2)他停下来喘口气, 继续上山
________________________，and then continued up the hill.
3)雨不停地下。
____________________________________________________
4)爱丽丝换磁带的时候出现了短暂的停顿.
________________________ while Alice changed the tape.
易混辨析
stop/ pause/quit
pause:指短暂的中断或停止，含再进行下去的意味。
stop:普通用词，指迅速或突然中止某行为、活动或状态。
quit: 离开；退出；放弃
5)The heavy snow ________ him coming to our party.
A. paused B. stopped C. quitted D. kept
4. drag v.(使劲而费力地）拖，拉
n.令人厌烦的人(或事）；累赘，绊脚石
Within a moment or two, its body was dragged swiftly by the killers down into the depths of the sea.
过了一会儿，鲸的尸体就被虎鲸们迅速拖向深海中去了。(P20)
1)汤姆费了很大劲把桌子拖进厨房里。
_______________________________________________________
2)我们每次去什么地方她都慢慢腾腾吃力地跟在后面。
She always _________________ when we walk anywhere.
3)我总算硬撑着从床上爬了起来。
I managed to __________________________.
4)他逐渐被看成是阻碍自己的党取 得进步的绊脚石。
______________________________________________
易混辨析
drag/pull/push/draw
drag指艰难而缓慢地“拖”、“拉”笨重的东西，含“费力和用劲”之意，无明显的方向性。
pull指用力“拉”，但不强调力的大小和“拉”的方式。
draw通常指拖或拉向自己，多指拖拉较轻的物体，不太费力，有持续平稳地“拉”。
push用力向前“推”，与draw相对应。
5). They ________ heavy stones with ropes over their shoulders.
A. dragged B. pulled C. pushed D. drew
5. urge vt.敦促，力劝;竭力主张
“Man overboard! Turn the boat around!”urged George, shouting loudly.
乔治大声喊道：“有人落水了！把船头调回去！”(P20)
1)她力劝他留下。
_____________________________________________________
2) I got a note from Mary__________________________ as soon as possible.
我收街道玛丽的一封信，催促我尽快取得联系。
3)The report urged that all children be taught to swim.
__________________________________________________
4) He urged that the work __________ done more carefully.
A. was B. would be C. be D. were
6. abandon vt. 拋弃，放弃，遗弃
From James’s face，I could see he was terrified of being abandoned by us.
从詹姆斯的脸上我能看出他非常恐慌，生怕被我们遗弃。(P21)
1)这个婴儿被母亲遗弃了。
______________________________________________
2)我们只好弃车，走完剩下的路。
____________________________ and walk the rest of the way.
3)We had to abandon the match because of rain.
______________________________________________________
4)The __________ child was _________ by an old couple and lived a happy life.
A. abandoned; adapted B. abandoned; adopted
C abandoning; adapted D. abandoning, adopted
7. aware adj.意识到的，知道的
The first thing I became aware of was all the vivid colors surrounding me.
我首先注意到的是我周围那些鲜艳的色彩。 (P24)
1)他很清楚这个问题的重要性。
________________________________________________________
2) I don’t think people are really aware of just how much it costs.
________________________________________________________
3)They were well aware ____________________________________
他们很清楚，公司正在赔钱。
4) All of us are _____ aware of the importance of learning English well.
A. very B. much C. very much D. well
8. A few minutes later, there was no Tom, so George started beating the water with his oar and there was Tom，circling back to the boat，leading us to the hunt again.
几分钟之后，汤姆不见了，于是乔治开始用浆拍打水面。汤姆出现了，转回到船边，又领我们前往捕猎处。(P20)
此句中现在分词doing与主语是主动关系，表主动或进行，本句中做伴随状语。
例如：
There was a thunder, following a lightning.
闪电之后，紧跟着一阵雷声。
He sat at his desk, reading his favorite novel.
他坐在书桌旁，读着他最喜欢的小说。
另外，现在分词doing在句中作状语，还可表示原因、条件、时间、自然而然的结果等。
确定下列句子中想在分词的语法功能。
1) Seeing nobody at home, he decided to leave a note.
看到家里没人，他决定留下一个条子。 _____________
2)Trying again, you’ll surely achieve success.
再试一试，你一定会成功的。____________________
3)Having done my homework, I went to the cinema.
做完作业之后，我就去看电影了。___________________
4) European football is played in 80 countries, making it the most popular sport in the world.
现在有80个国家踢足球，这使它成为世界上最受欢迎的运动。____________
5) The missing boys were last seen _____ near the river.
A. playing B. played C. play D. to play
9. There were other creatures that I didn’t want to get close—an eel with its strong sharp teeth, with only its head showing from a hole, watc hing for a tasty fish(or my tasty toe) !
还有一些其他的动物，我不想太靠近它们—一条有利齿的的鳗鱼，只是把头从石洞里伸出来，望着可供美餐的鱼过来（或者在等着我的美味的脚趾伸过去）。 (P24)
此句中结构：“with+宾语+ doing (与宾语是主动关系）”用做状语。
1)你站在那里，我们没法工作。
___________________, we can’t work.
2)那个孩子给我们带路， 我们毫不费力就找到了他家。
________________________, we had no difficulty finding his house.
3)有这么大的噪音，我都无法做作业。
I couldn’t do my homework _________________________.
4) With two children __________ middle school in the nearby town now, the parents are working hard.
A. to attend B. attending C. attended D. having attended
自主检测
Ⅰ.品句填词
1. The prisoner was __________ (拖，拽）out of the cave.
2. The sailors had to __________ (抛弃）the sinking ship.
3. The gate is __________ (狭窄）for a car; we’ll have to walk through.
4. Cars without security devices are an easy __________ (目标）for the thief.
5. Little Tom received a letter，__________(催促) him to return the book he borrowed from the library.
6. The exhibition is held__________ (每年）
7. He was suddenly __________ (意识到）of his shallow English.
8. He__________ (作证）to having seen the man enter the building.
9. David waited for a__________ (暂停）in the conversation so he could ask Joe his question.
10.This material absorbs the sound, and doesn’t__________ (反射）it.
Ⅱ.短语运用
in the meantime, be aware of, upside down, bring in, ahead of
1. The children ___________the danger of taking drugs.
2. The new equipment won’t come until next week；________ we’ve arranged for
something else.
3. The sale of the house only ___________about $45 ,000.
4. He was sure there was a great future ___________ me.
5. The plane turned over and flew___________.
Ⅲ.翻译句子
1. 一群愤怒的购物者要求把钱退回来。(a pack of )
2.我看到远处有三个人影在移动。（in the distance）
3.看到那张可怕的脸我差点吓死。（be scared to death）
4.已经过去十年了，你应该忘记过去。（let go）
5.我把要扔掉的篇子都整理好了。（sort out）
参考答案
学点整合
1. 1)to have witnessed the attack.
2) 自从地震以后，这个城市发生了巨大的变化
3) One witness to the accident
4) C
2. 1)in the opposite direction.
2) 旅店对面有一个停车场。
3) opposite us
4)乐观的反义词是什么?
5) C
3. 1) 她停下录像机去接电话。
2)He paused for breath
3) The rain fell without pause.
4) There was a pause
5) B
4. 1) Tom managed to drag the table into the kitchen.
2) drags behind
3) drag myself out of bed
4) He came to be seen as a drag on his own party’s progress.
5) A
5. 1) She urged him to stay.
2) urging me to get in touch
3) 这份报告呼吁向所有的儿童教授游泳。
4) C
6. 1) The baby was abandoned by his mother.
2) We had to abandon the car
3) 因为下雨，我们只好中止比赛。
4) B
7. 1) He is well aware of the importance of the problem.
2) 我认为人们并不真正明白这 要花多少钱。
3) that the company was losing money.
4) D
8. 1)表原因
2)表原因
3)表时间
4)表结果
5) A
9. 1) With you standing there
2) With the boy leading the way
3) with all that noise going on
4) B
自主检测
Ⅰ.品句填词
1. dragged 2. abandon 3. narrow 4. target 5. urging
6. annually 7. aware 8. witnessed 9. pause 10. reflect
Ⅱ.短语运用
1. are aware of 2. in the meantime 3. brought in 4. ahead of 5. upside down
Ⅲ.翻译句子
1. A pack of angry shoppers demanded their money back.
2.I saw three figures moving in the distance.
3. I was almost scared to death when I saw the horrible face.
4. Ten years has passed；it is time that you let go the past.
5. I have sorted out the papers that can be thrown away.
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