Unit 4 Astronomy基础知识练习二一、 单项选择：1. The new story book is written in _ easy English _ beginners can understand. A. such, thatB. so, thatC. such, asD. too, that2. You cant imagine this lake used to be a beautiful place in our province _. A. at any timeB. at one timeC. in no timeD. at times3. Drinking too much _ our health. A. is harm toB. is harmful toC. does harmful toD. harm to4. All the members of the company take it _ to do night duty. A. in turnB. by turnC. on the turnD. out of turn5. We will do something to prevent the rivers _. A. polluteB. pollutingC. pollutionD. being polluted6. The _ expression on his face suggested that he _ not able to work out the _ problem. A. puzzling, was, puzzlingB. puzzled, be, puzzledC. puzzling, be, puzzledD. puzzled, was, puzzling7. All the people _ at the good news that our country has successfully launched a manned satellite. A. cheered upB. cheered onC. lost heartD. lost their heart8. _ they have computers, it becomes easier for them to solve the problem. A. AlthoughB. ForC. Now thatD. When9. Suddenly the war _, and young men were called on to join the army. A. broke outB. was broke outC. broken downD. broke up10. The wings of the plane are _ of its body. A. twice more than the lengthB. more than twice the length C. more twice the length thanD. twice the length more than二、 词组选择填空now that break out cheer up as a result of in time be different frompreventfrom as well as depend on in ones turn give birth to1. John held Toms hands to _ him _ hitting Billy.2. Koala bears _ the young and put them into the pocket of skin on their stomachs.3. Women, _ men, have the right to be paid based on the work they do.4. Its a pity that he failed to pass the test _ his carelessness.5. the mark on your face will disappear _.6. -should we pay a visit to Professor Wang this afternoon? -It _ you.7. What you are talking about is quite _ what we are concerned about.8. All the students went _ to be examined by the doctor.9. In case another world war _, what will happen to human beings?10. We will _ at once immediately we think of going home.三、 完成句子1. 有人担心，洪水的结束将是另一场疾病的爆发。 It is feared _ the floods, another disease would _.2. 为了使她高兴起来，他打算在星期天给她一个大惊喜。 In order to _, he _ give her a big surprise on Sunday.3. 经过实验，这种细胞已经变得有原来的三倍那么大了。 (1). After the experiment, the cell has become _as _ as it used to be. (2). After the experiment, the cell has become _ it used to be. (3). After the experiment, the cell has become _ what it used to be.4. 如果你不注意，你会在这惹上麻烦的。 If you dont _, you may get _ here.5. 半夜发生了火灾，幸运的是很快就被不灭了。 A fire _ at midnight, but _, it was soon put out.6. 他为什么做这件事还不十分清楚。 _ wasnt quite clear.7. 我们对于他所做的感到非常惊讶。 We are amazed _.8. 火星上有没有人类还不确定。 _ is uncertain _ on Mars.9. 我想不明白的是为什么他老是上课迟到。 _ I cant understand is _ he is always _ class.10. 既然你拿到了驾照，为什么不自己开车呢？ _ you have got your license, _ drive the car yourself?四、 单句改错：1. Children should not be allowed to watch violently films.2. They lay the cups on the table and sat down.3. We dont do anything that will be harmful for peace.4. Dont worry Im sure things will get better on time.5. Everything was perfect for the picnic as well the weather.6. The school kept my mother from waiting at the school gate for an hour.7. The room isnt enough big to hold so many people.8. The box is five times as bigger as that one.9. That surprised me most was that Mary spoke Chinese just like a native speaker.10. They are so interesting books that I want to read them once more.五、 单词拼写1. A v_ storm hit the country and damaged many buildings.2. The moons p_ on the Earths oceans creates the tides.3. Eating too much junk food is h_ to your health.4. Many people believe that life e_ on other planets besides the earth.5. She spent the afternoon f_ on her back in the pool.6. These flowers will not grow in a cold c_.7. Its hard to breathe on top of the mountain, so youd better take an o_ bottle.8. The new owners have tried to give the restaurant a more family-