必修2unit4词汇自选练习

1、9 ?保护野生动植物Wildlife ProtectionDinosaurs died out because of an unexpected incident. But wildlife today disappears or isin danger just because humans dcharm to it. For example, tigers arehunted for fur to make carpets so that they can only live in secure reserves; grassland is destroyed without mercy

2、so that dust storms come into being affecting distant cities.Last year, scientists saw some monkeys rubbing themselves with a certain kind of insects to protect themselvesfrom fierce mosquitoes biting. According to the result of theinspection, they found that the insectcontains a powerful drug, so l

3、ocal farmers were employed to catch the insects? The endins: was that the insects disappeared from the wholezone. When told that it was aloss to humans, the farmersburst into laughter and responded, "Our real loss is our decreas ing in come :'We should appreciate the n atural bala nee an ep

4、ay more atte nti on to the importanee of wildlife protection. Not until we succeed in letting wildlife live in peace, can we smile in relief.恐龙因一次意外事件而灭绝，但是今天的野生动植物却是因为人类的伤害而消失或处在危险中。例如，老虎被猎杀以获取做地琰的皮毛，以致它们只能牛活在安全的保护区里;草地被毫不怜悯地破坏， 以致沙尘暴开始影响遥远的城市去年，科学家观察到猴子在身上擦某种昆虫来保护自己不受凶猛的蚊子的叮咬。根据检查的结果,他们发现这种昆虫含有一种具

5、有强 大效力的 药物,于是，当地的农民都被雇来抓虫了。结果是，这种昆 虫从这整个地区 都消失了。当被告知说这是整个人类的损失时，农民 们都突然大笑着回应 道：“我们减少的收入才是我们真正的损失呢! ”我们应该意识到自然平 衡的重要,更加注意野生动植物的保护。直到我们成功让野生动植物安详平静地生活，我们自己才能如释重负 地 笑开颜。Un 让 4 Wildlife protection、请根据各句上下文的意义，选择正确的单词填入空白处。第一组.：protection, decrease, reserve, zone, carpet, respond, distant, mercy, importa

6、nce, mosquito, insect, contain, affect1 Wolong Nature , Sichuan Province is one home to panda?2 Sunglasses can be ato your eyes against the strong sunlighton hot summer days?3 Shenzhen Special Economicwas founded in 1980.4 are small creatures with six legs and a body divided intothree parts.5 Sex an

7、d violence in TV plays the development of a child?6 Fresh fruit and vegetablesplentiful Vitamin C.7 Why not hang anet over a bed to keep them away from you?8 The number of the wildlife is as a result of being huntedthese days?9 Since the reform and opening to the outside world people have realizedth

8、ef learning a foreign language?10 The train pulled out and soon disappeared in the?11 We should never showto our enemies?12 I wrote her a few letters but she didn'tto them.13 Thewe bought yesterday was good quality and cheap aswell.第一组：1 Reserve 2 protecti on 3 Zone 4 In sects 5 affect 6 con ta

9、in 7 mosquito 8decreas ing 9 importa nee 10 dista nee 11 mercy 12 respond 13 carp笫二组： appreciate, succeed, secure, income, employ, bite, harm, inspect, incident, fierce,dinosaur, ending14 People say that barking dogs don't?15 A tiger is a verykind of animal. However, it won't attackyou if yo

10、u don't ?16 Iit if you can teach me how to play computer games.17 I find it so hard to support a family of three on such a low?18 Obama George W Bush as President of the US as ofJan uary 20,2009?19 Reading in dim light does greatto your eyes?20 Scientists don't know for sure whydied out sudd

11、enly 65million years ago.21 There was a shootingnear my apartment last night.22 The novel gave its readers an unexpected?23 The police had toforce to enter the building where thehostage was kidnapped.24 Information must be stored so that it isfrom accidentaldeletion （删除）.25 All the milk must be to s

12、ee if there exists melamine （三聚氧胺）.第二组：14 bite 15 fierce 16 appreciate 17 in come 18 succeeded 19 harm 20 dino saurs21 in cide nt 22 ending 23 employ 24 secure 25 in spected二、把下列短语填入每个句子的空白处（注意所填短语的形式变化人die out in peace in danger (of) burst into laughter protect .from pay attention to come into bein

13、g according to1 The new countryonly two years ago.2 At the story everyone ?3 The government is doing its best to those rare animalsbeing hunted?4 I had warned him of the possible danger, but he didn't it.5 Elephants wouldif men are allowed to shoot as many asthey wished?6 Children's lives areevery time they cross the road?7 The two c