2017届高三英语（北师大版广东专用）一轮复习课件：M7 unit 21《Human biology》（第1课时）

　　* * * * * 10. decline

　　①vt. 婉言拒绝,谢绝(后可跟不定式或名词等);

　　下降；倾斜

　　He declined their invitation.

　　他婉言谢绝了他们的邀请。

　　The prices are declining.

　　物价在下降。

　　The wall declined slightly on account of the

　　earthquake.

　　墙壁因地震而稍有倾斜。 ②n. 减弱,减少,衰退；倾斜

　　in decline 衰退,下降

　　fall / go into a decline 失去力量、影响等

　　There is a sharp decline in interest in sports

　　in our town.

　　我们城市对体育的兴趣急剧下降。

　　We are studying the decline of ancient Rome.

　　我们在研究古罗马的衰落。 用decline或其有关短语的适当形式填空 1. Industry in Britain has been ________________

　　since the 1970s. 2. I offered to give them a lift but they _________. 3. The number of tourists to the resort __________

　　by 10% last year. 4. The town ______________________ after the

　　mine near it closed two years ago. in decline declined fell / went into a decline declined * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Part 1 Of 2 2017届名校联合高三英语一轮复习北师大版广东专用

　　1. seek vt. (sought, sought) 寻找；探索；追求

　　seek to do sth. 试图做某事

　　seek out 找出,挑出

　　seek sth. from sb. 向某人征求某事

　　seek one’s fortune 寻找财富

　　We sought long and hard but found no answer.

　　我们费力多时也未找到答案。 He understands nothing, nor does he seek to

　　understand. 他什么也不懂,也不想弄懂。 Most men seek wealth; all men seek happiness. 大多数人寻求财富；每个人都追求幸福。 (

　　)1. I have never sought _______ my views.

　　A. hiding

　　B. to hide

　　C. hidden

　　D. to be hidden 2. 这件事情你应该请教你的律师。

　　_____________________________________

　　_____________________________________ 3. 他们正设法达到世界最先进的技术水平。

　　_____________________________________

　　_____________________________________ B You should seek advice from your lawyer on this matter.

　　They are seeking to attain the most advanced technological levels in the world.

　　2. in vain 自负地；徒劳地

　　I tried to persuade him to change his mind, but

　　all my efforts came in vain.

　　我试图说服他改变主意,但是我所有的努力

　　都是徒劳的。

　　Police searched in vain for the missing criminal.

　　警察没有找到失踪的罪犯。

　　Everything was in vain.

　　一切徒劳无功。 1. 他的一切尝试全归无效。

　　_____________________________________ 2. 我怎么也睡不着。

　　_____________________________________ 3. 不要设法打开那个盒子,根本没用。

　　_____________________________________ All his attempts were in vain. I tried in vain to sleep. Don’t try to open the box. It’s in vain. 3. at random 随便地

　　The people for the experiment were chosen

　　completely at random.

　　用来做实验的人完全是随意挑选的。

　　The librarian took a book at random from the

　　bookshelf.

　　图书管理员从书架上随便拿了一本书。

　　random adj. 随意的,任意的

　　a few random words 随意的几句话

　　a random sample 随机的样品 1. 她随意写了几个号码。

　　___________________________________ 2. 我们随意在城里的街道上游荡。

　　___________________________________

　　___________________________________ She wrote some numbers at random. We wandered through the streets in the city at random. 4. oppose vt. 反对(计划,政策等),抵制,阻挠

　　They opposed the government’s new policies.

　　他们反对政府的新政策。

　　It was courageous of him to oppose his chief.

　　他敢反对他的上司,真是勇敢。 opposing adj. 对立的；对抗的 opposed adj. 强烈反对的 The opposing armies are preparing for war. 反动军队正在积极备战。 Who is opposing you in the match? 你和谁比赛? What they said is totally opposed to facts. 他们说的完全不符合事实。 Night is opposed to day. 黑夜和白昼是相对的。 1. 我们俩都强烈反对你在战争期间去伊拉克。

　　_____________________________________

　　_____________________________________ 2. 他是个诚实的人，尽管我曾反对过他。

　　_____________________________________

　　_____________________________________ We both strongly oppose your going to Iraq during the war.

　　He is an honest man, even though I have opposed him. 用oppose的适当形式填空 3. The team’s attempt to win the game was frustrated

　　by the ____________ goalkeeper. 4. I’m ___________ to destroying the forest. opposing opposed 5. at all costs 不管多大代价,无论如何

　　We must at all costs prevent them from finding

　　out about the plan.

　　我们无论如何不能让他们探知这个计划。

　　The stamp collector decided to get that rare

　　stamp at all costs.

　　这个集邮迷决心无论代价如何都要搞到那

　　枚稀有的邮票。

　　He is the man who implements his promise at

　　all costs.

　　他是一个无论如何都会实现诺言的人。 at cost

　　按成本价 at the cost of sth.

　　以牺牲某物为代价 1. 要不惜一切代价在3天内把桥修好。

　　___________________________________

　　___________________________________ 2. 他牺牲了自己的生命,把女儿从大火中救出来。

　　___________________________________

　　___________________________________ 3. 你如果想要,我可按成本价让给你一些。

　　___________________________________ The bridge must be repaired within three days at all costs. He saved his daughter from the big fire at the cost of his own life. I can spare you some, if you want, at cost. 6. circumstance n. (pl.) 形势，情况，环境 Circumstances allowing, I'll go abroad to study. 条件允许的话，我将出国念书。 1. 你决不能放弃。 ________________ can you give up. 2. 我知道在任何情况下我都能信任他。 I know I can trust him ________________________________________________________________________.

　　【答案】 1. In no circumstances　 2. in any circumstance

　　7. stick to 坚持某事；忠于(注意to是介词) If you stick to the truth, you've nothing to fear. 你要是坚持真理就可以无所畏惧。 We must stick to our task till it is finished. 我们必须继续工作， 直至做好为止。 He will stick to her whatever happens. 不管发生什么事，他都将忠于她。 类似的词组： insist on sth. / doing sth. 坚决主张，一定要； 坚持做某事 I must insist on completing this project on time. 我必须强调准时完成这个项目。 I still insist on my viewpoint. 我仍坚持我的观点。

　　I always insist on wholemeal bread. 我一贯主张要吃全麦面包。 1. 我们不想听你的意见。请实事求是！ ________________________________________________________________________ 2. 她的翻译非常忠于原文。 ________________________________________________________________________

　　【答案】 1. We don't want to hear your opinions. Please stick to the facts! 2. Her translation sticks closely to the original.

　　8. bring up ①提出；谈到

　　Why did you have to bring up the subject of

　　money?

　　为什么你非要提钱这个话题？ ②养育；教育

　　In my day, children were brought up to respect

　　the law.

　　在我小时候,孩子们都接受教育要遵守法律。 ③呕吐

　　He can’t eat anything without bringing it up.

　　他吃什么都吐。 bring about

　　导致(某事的发生) bring down

　　降低(价格等) bring on

　　导致，造成(某事) bring in

　　带进,引入 1. The manager ______________ many questions

　　at the meeting. 2. Science have _____________ many changes in

　　our lives. 3. Experts _______________ to advise the

　　Government. 4. She was five and she _____________ by her aunt. 5. He drank so much that he finally _____________

　　all the food. brought up brought about were brought in was brought up brought up

　　9. wipe out 彻底毁灭

　　The earthquake wiped out many villages.

　　地震摧毁了许多村庄。

　　Five hundred years ago the plague almost

　　wiped out the population of the island.

　　500年前,黑死病几乎消灭了岛上所有的人。

　　No matter when the invaders come, they will

　　be wiped out clean.

　　不管侵略者什么时候来,都将被消灭。 wipe vt. 擦除 I wiped my shoes on the mat before I came in. 我在进门前在垫子上擦了擦鞋。

　　She wiped her tears away. 她擦掉了眼泪。 1. 所有的居民都被可怕的疾病夺去了生命。

　　____________________________________

　　____________________________________ 2. 母亲叫儿子把脸擦干净。

　　____________________________________

　　____________________________________ 3. 整个村子都被洪水淹没了。

　　____________________________________ The entire population was wiped out by the terrible disease. The mother told her son to wipe his face clean. The whole village was wiped out in the flood. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *