Un it 4 Astr onomy the scie nee of thestars删藏鹽艙轆籲翩團翩豔躇高效演练跟踪检测:艙韓基础训练I单句语法填空1. Though injured seriously, he tried to cheer, hoping to make his parents lessworried.答案：up2. Her (puzzle) look on her face suggested she didn t understand what I said.答案：puzzled3. The passengers were warned to watch out thieves.答案：for4. New tech no logies have made it possible (tur n) out new products faster and at alower cost.答案：to turn5. As we know, getting angry not only does harm one s health but also has a badeffect the relati on ship betwee n people.答案：to; on6. (2018 长春质检)Some believe in the (exist) of life on Mars, while others consider it as a myth.答案：existe nee7. Last night, Mrs. Green had a heart attack. But luckily, the doctor came in time(save) her life.答案：to save8. Now you ve got a chanee,you might as well make full use of it.答案：that9. I suppose by the time I come back in ten years time all these old houses will(pull) dow n.答案：have bee n pulled10. She strongly objected to my mothers marriage. Surprisingly,my mothers (react) to it was rather calm.答案：reactionn单句改错1. That guy was a dangerous person. You should watch out at him.答案：at tfor2. There exist a gen eratio n gap betwee n the young and the old.答案：exist t exists3. More importantly, I found it was my turn start looking after my father.答案：在start 前加to4. The newly broadened square is three times large than the previous one.答案：large 宀 larger5. Tired as I was, in fact, I was prevented sleeping by the pain in my knee.答案：sleeping 前力口 from川单元语法主语从句1 . (2018 江苏苏州期中)How strange is that the students are so quiet in theclassroom!答案：it2. It is not immediately clear the housing price will go down in 2020.答案：whether3. (2018 山东济南一中月考)ln my opinion, matters is whetherwe can win togetheras a team in stead of in dividuals.答案：what4. Exactly the potato was introduced into Europe is uncertain ， but it was probably arou nd 1565.答案：whe n5. (2018 江苏盐城检测 )The man ager fin allyagreed to our new marketi ng proposals. It never occurred to me you could succeed in persuading him to change his mind. 答案：that链接写件I教材与语法填空根据教材课文内容，在空白处填入1个适当的单词或括号内单词的正确形式。The earth was just a cloud of dust after the“ Big Bang ” . The earth exploded1.(loud) with fire and rock. They were intime 2.(produce) many things, which wereto make the earth s atmosphere. As the earth cooled down, water began to appear on its surface. It allowed the earth to dissolve 3.(harm) gases. Then life began to develop.The first extremely small plants multiplied and filled the oceans and seas 4.oxygen. This encouraged the 5.(develop) of early shellfish and fish. Land animalssuch as in sects, reptiles an d di no saurs 6.(appear) after gree n pla nts appeared.Small clever ani mals spread all over the earth. They 7.(put) too much carb on dioxide into the atmosphere , 8. prevents heat from escaping from the earth into space.9.life will continue on the earth for millions of years to come will depend on whether this problem can 10.(solve) .答案：1.loudly 2.to produce 3.harmful 4.with5. development 6.appeared 7.are putting& which 9.Whether 10.be solvedn教材与话题写作(I)用本单元所学知识完成下列句子。1 .我们能否登上火星依赖于科学技术的发展。(land ; depend on)答案:Whether we can land on Mars depends on the development of scienee and tech no logy.2 .火星上没有氧气，昼夜温差大，这使我们不能生活在那里。(make it + adj.) 答案： There is no oxyge n on Mars and the temperature cha nges greatly from day tonight , and this makes it impossible for us to live there.3. 火星与地球环境完全不同。(be differe nt from)答案： The environment of Mars is quite differe nt from that of our earth.4. 如果我们想到火星上住些日子，我们要带上氧气、食物、衣服等。(take along.with)答案：If we want to stay on Mars for a few days， we should take along our own oxygen， food， clothing and so on with us.5. 我坚信不久的将来我们一定能成功地登上火星。(succeed in doi ng)答案：I firmly believe that we will succeed in landing on Mars in the near future.(n )将以上句子连成短文，要求衔接连贯、过渡自然。川下面是李华的一篇作文，文中有五处错误，改正错误并背诵该文。Whether we can land on Mars depend on the development of scieneeandtech no logy.There is no oxyge n on Mars and the temperature cha nges great from day to night , which makes it impossible for us live there.As we all know, the environment of Mars is quite different from that of our earth. In a fact, if we want to stayon Mars for a few days , we should take along our own oxygen, food , clothing and soon with us. However , I firmly believe that we will succeed in land on Mars in the n ear future.答案：Whether wedependcan land on Marson the development of scienee anddependstech no logy.Theregreatis no oxygen on Mars and the temperature changesfrom dayy1Jto night , which makes it impossible for us toAlive there. As we all know,theenvironment of Mars is quite different from that of our earth. In a fact , if we want to stay on Mars for a few days, we should take along our own oxygen , food , clot