1、Unit21.Many animals are in danger of _.A. dying of B. dying from C. dying out D. dying away2.The teacher gave him some advice and he quickly _A.made progress B. made sense C. made out D. made fun3.When I passed by our school. I told Tina,” Go another way. The road _.”A.is repaired B. is being repair
2、ed C. was repaired D. was being repaired4.The old man has reached the point _ no one can cure him of his illness.A.that B. where C. when D. which5.Do you know the woman _ son is a headmaster in the school?A.who B. whom C. that D. whose6.The reason _ he explained to us is reasonable.A.why B. who C. t
3、hat D. where7.The reason _ he was late for work was that he had to take care of his sick mom.A.why B. that C. which D. where8.I will never forget the day _ we studied in the school.A.that B. which C. where D. when9._ is known to us, Taiwan is part of China.A.Which B. As C. Which D. That 10.Not only
4、_ good at sports, but he also does well in study.A.did he B. does he C. was he D. is he 11.We should pay attention to _ to the teachers in class.A.listen B. listened C. listening D. be listen12.Measures should be taken _ the earth.A.to protecting B. protecting C. of protect D. to protect13.There was
5、 a time _ my mom had to work at night.A.That B. which C. when D. where14.My mother is older than me _ 38 years.A.To B. in C. at D. by15.The number of the students who _ to college in our school _ larger and larger.A.goes, is B. go, are C. goes, is D. go, is16.When it comes to _ the book, he talks on
6、 and on.A.read B. reading C. be read D. be reading be older than sb. by+年 比某人年长年17.Only then, _ our parents.A.did we understand B. had we understand C. do we understand D. we understood18._ average, those who dont smoke are healthier than those who do.A.In B. At C. On D. About 19.This is _ the anima
7、ls really need most.A.that B. what C. where D. how20.we should give the ugly a chance _.A.to live B. to living C. live D. lived1.I can see some _ (猎人) coming towards us.2.I _ (打算) to have given him a hand but I was too busy then. 3.This mass _ (灭绝) is caused by hunting, habitat loss and pollution.4.
8、What he has done recently is _ (非法的)5.Well take action _ (立刻) to help him out of trouble.6.The _ (物种) are in danger of disappearing in the world.7.There _ (存在) a bank across the street.8.His purpose was to make a _ (利益) by improving the companys performance.9.After many years, this coastal area was
9、finally named a national wildlife _ (保护区) last year.10.Though having lived abroad for years, many Chinese still _ (遵循) the traditional customs.huntersintendedextinctionillegalimmediatelyspeciesexistsprofitreserveobserve11.We all need to take_(措施) to _ (减少) our carbon footprint.12.现在越来越多的人关注他们的健康。Now
10、adays more and more people _ _ _ their health.13.他的成功主要是努力工作的结果。His success was largely _ _ his hard work.14.现在妇女已经意识到她们的权利，并准备勇敢地面对她们的雇主。Now women_ _ _ their rights and are prepared to stand up to their employers. 15.消防队员正在被毁的建筑物中搜寻幸存者。Firefighters were _ _ _ in the destroyed buildings.measuresredu
11、ceare concerned aboutdue toare aware ofsearching for survivors16.他花了两个月的时间去适应国外生活。It took him two months _ _ _the life abroad. 17.这些相片让我想起了我在乡下度过的日子。The photos _ _ _ the days I spent in the countryside. 18.我听不清你在说什么。I cant _ _ what you are saying.19.这辆单车正在被维修。This bike_ _ _ (repair) at present. 20.手
12、机正被越来越多的青少年使用。Cellphones _ _ _ (use) by more and more teens. to adapt toremind me ofmake outis being repairedare being usedOn the plain in front of us, we can just make out a herd of graceful animals. This is (1)_ we are here - to observe Tibetan antelopes. Tibetan antelopes live on the plains of Ti
13、bet, Xinjiang, and Qinghai. (2)_ (watch) them move slowly across the green grass, Im struck by their (3)_ (beautiful). I am also reminded of the danger (4)_ they are in. they are being hunted (5)_ (illegal), for their valuable fur. My guide is Zhaxi, a (6)_ (village) from Changtang. (7)_ works at th
14、e Changtang National Nature Reserve. The reserve is (8)_ shelter for the animals land plants of northwestern Tibet.To Zhaxi, the land is sacred and protecting the wildlife is a way of life. “Were not trying (9)_ (save) the animals.”He says, “actually, were trying to save (10)_.”whyWatchingbeautythat/whichillegallyvillagerHeato saveourselves
