Unit 6 Earth firstSection A(starting outusing language)单元基础专项练习n 选用合适单词或短语并用其恰当形式填空due to， at that time， the number of， rather than， by mistake，in fear， come across， cut off， millions of， have a good effect on1 the workers in this factory has increased to 300. 2The theory was so complex (复杂的) that few people could understand it .3At their worst, they may threaten to take children out of college or living expenses.4It was when I got back to my apartment that I first my new neighbors.5I would cry out ,as the noise of war beat down around me. 6A recent survey suggests that women can find more joy from relationships, successful careers.7She discovered artemisinin, a medicine which saved lives. 8He found one mixture that seemed to headaches.9I took another passengers luggage on the bus yesterday.10 the lack of evidence for a satisfactory explanation, the Strange Slope is still regarded as a mystery. n 单句语法填空1A (鲨鱼) dived down and swam under the boat.2One of some byproducts called (温室) gases is carbon dioxide (二氧化碳) which can trap more heat energy in the atmosphere.3It exposes the (残忍) of the whole society.4She does oneonone work with the students, helping with everything from housing to job (寻找)5Critical thinking is an (看法，态度) as much as an activity.6Bring a (reuse) water bottle with you when travelling or at work.7Secondhand smoke causes up to 300,000 lung (infect) in infants (婴幼儿) and young children every year.8Those kinds of changes could (effect) the food chain.9On Tuesday the countrys parliament (议会) voted to_ (建立) its own army. 10We were deeply affected by the_ (干旱) in the south.11A good neighbour should be concerned about the environment, (especial) around your neighbourhood. 12They said the pet was (scare) of my screams and didnt appear until the party was over.13Drinking alcohol, smoking tobacco, and taking illegal drugs, can all cause serious damage the humans body. 14Tests have shown that the energy waste can be reduced 30 percent by using the new machine.15You cannot go out without your mothers (permit). 16It (使惊恐) him to realize how close he had come to losing everything.17She was speaking she heard a voice “Lily, Lily” from outside the door.18Due the lack of funds, Ning Meng, a student in Jilin University chose to be a clothing agent.19Every week, there is a school meeting where both children and (员工) have one vote each even the fouryearolds.20The exercises are designed to (strength) your writing.21A large number of (海洋) animals died from global warming.22On this fish, one eye is abnormal, while this one has defects on its (鱼鳍)23The first day began early at a (潜水) shop in Cairns.24This way youll feel a sense of achievement each time you hit your (目标), which will keep you motivated.25For example, tigers are hunted for fur to make carpets so that they can only live in (保护区). 26Students should devote much time their study.27Anyone a child must treat the child well. (adopt)28 (fortunate), the firefighters had put out the fire before it spread to the rest of the hotel. 29We should try our best to preserve the endangered species from (extinct)30Compared with cars, bikes cause no (environment) problems.n 完成句子1 marine creatures falls quickly overhunting.由于过度捕捞海洋生物的数量下降的很快。2The manager was satisfied to see .看到这项任务被按时完成，经理很满意。3Open your heart, and youll make .敞开你的心扉，你可以让别人更好地了解你。4You need to understand how Chinese speakers have .你需要理解中文演讲者是怎样组织他们的想法的。5With all our efforts, we can bring a brighter future to all creatures .在我们的共同努力下，我们可以给生活在大海中的所有生物带来一个更美好的未来。6We a stranger came in.我们正在做作业，这时一个陌生人进来了。7We all know the old proverb, but .我们都知道这个古老谚语，但并非每个人都能理解它。8We not only enjoyed the beautiful scenery .我们不但欣赏到了美丽的风光，而且还学到了很多东西。9We could behind the white pagoda.我们可以看到太阳在白塔后面落下。10 the government everyone of us should marine creatures.不但政府，而且我们每个人都应该为保护海洋生物而斗争。11He felt his shoulder.他感到有只手碰到他的肩膀。12Humans behavior marine creatures.人类的行为对海洋生物造成了很坏的影响。13Measures should be taken some m