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必修第三册 Unit 1 Nature in the balance
(限时：20分钟 满分：100分)
Ⅰ.阅读单词(每小题1分，共8分)
1．ecosystem ____________________
2．biodiversity ____________________
3．overseas ____________________
4．mammal ____________________
5．nutrient ____________________
6．microorganism ____________________
7．brochure ____________________
8．greenhouse ____________________
Ⅱ.重点单词(每小题1.5分，共18分)
1．____________ n．地区，区域；行政区
2．____________ n．大陆，陆地，洲
3．____________ n．(pl.____________)种，物种
4．____________ n．野生动植物，野生生物
5．____________ n．影响，作用；撞击，冲撞vi.& vt.有影响；冲击
6．____________ vt.& n．损害，伤害；损坏，破坏
7．____________ n．利润，收益；好处vi.& vt.获益，得到好处
8．____________ vt.& vi.跟踪，追踪 n．足迹，踪迹；小道；轨道；跑道；路线
9．____________ n．奖章，勋章
10．____________ n．策略，行动计划；策划，部署
11．____________ adj.昔日的，前任的；以前的，从前的
12．____________ n．贫穷，贫困；贫乏
Ⅲ.拓展单词(每小题1.5分，共12分)
1．____________ n．& vt.伤害，损害→__________ adj.有害的→____________ adj.无害的
2．____________ n．长，长度；时间的长短；篇幅，(电影)片长→____________ adj.长的
→____________ v．加长
3．____________ n．农业，农学→____________ adj.农业的；农艺的
4．__________ adj.全球的；全面的→__________ n．球体；地球
5．____________ adj.经济的，经济上的；可赚钱的→__________ adj.节约的；经济的→__________ n．经济→__________ n．经济学家→__________ n．经济学
6．____________ vt.污染；毒死，毒害 n．毒物，毒药→____________ adj.有毒的
7．____________ n．化学制品 adj.化学的；化学作用的→____________ n．化学
→____________ n．化学家
8．____________ n．组织，团体；组织工作；安排；条理→____________ vt.组织
→____________ n．组织者→____________ adj.有组织的
Ⅳ.核心短语(每小题2分，共12分)
1．breathe life into____________________
2．__________________摆脱，丢弃，扔掉
3．give rise to____________________
4．__________________在长度上
5．__________________报名
6．__________________保护；为……做解释或辩护
Ⅰ.词形变化填空(每小题2分，共14分)
1．He was the only ____________ of the plane crash，and he described to us the process of
____________.(survive)
2．She had ____________ for a job in this company.Unfortunately，her ____________ was
rejected.(apply)
3．There are ____________ goods in the supermarket，and the prices ____________ from cents
to dollars.The ____________ attracts many customers.(vary)
4．Many animals have ____________ during the long history of the earth and their ____________
affected the balance of ecosystem.(disappear)
5．Clone can be used to breed animal species which are endangered or ____________，and as a
consequence，we needn’t be worried about animals’ ____________.(extinct)
6．In time of war，lots of money will be spent on ____________ and many measures will be
taken to ____________ a country from being attacked.(defend)
7．Devoted to teaching，____________，he earned his students’ trust，which led to other
positive ____________.(consequence)
Ⅱ.选词填空(每小题2分，共12分)
1．He ________________________ at the news，tears pouring down his cheeks.
2．The bus driver asked the passengers to get on the bus ________________________________.
3．Tom is the only one of the engineers who ____________________________ the solution so far.
4 ． While Daniel was walking on the pavement ， a good idea
______________________________.5．A cross-country running race was held with the aim of helping us ________________ strength.
6 ． To improve students’ health ， we ____________ less homework and more physical
exercises.
Ⅲ.经典句型仿写(每小题3分，共9分)
1．我非常高兴收到你的来信，你在信中询问了我们学校的课外活动。(“介词＋which”引
导定语从句)(应用文写作之告知信)
I’m more than delighted to receive your letter ________________________________________.
2．虽然您已经一年多不教我们英语了，但是一想到和您在一起的那些快乐时光，我就很想
念您。(while引导让步状语从句)
______________________________________ since you taught us English，I’ve missed you a
lot，thinking about those happy moments when we stayed with you.
3．而且，即使车少，伦敦市中心的商店也没因此而生意受损。(even though引导让步状语从
句)
What’s more ， central London shops did not lose business
_______________________________.
Ⅳ.语法填空 文中加黑词汇为本单元词汇(每小题1.5分，共15分)
Tom joined an environmental protection 1.____________(organize) as a volunteer.Soon he
was sent to work.After arriving at the continent，he started to study 2.____________(vary)
wildlife in some regions.He learned that 3.____________(mass) of species had lived there
before，but later many disappeared.
Two factors led to the results.One was bad climate.4.____________ other was human
beings.It was human activities 5.____________ damaged the habitats of some
animals.Besides ， some farmers 6.____________(poison) many animals while using
chemicals.Some even tracked and killed animals to make a profit.7.____________ defence of
the animals close to extinction ， Tom determined to do something to prevent them
8.____________(harm) the animals.He gave out some brochures among the residents.Slowly，
they realized what they did was wrong and had a bad impact on animals.In turn，they
themselves also suffered a lot.In addition,9.________________(help) local people get rid of
poverty，he came up with some strategies.10.____________(consequent)，he earned all the
residents’ respect.
