《大学英语（三）0003》18秋在线作业2

1、大学英语(三)000318秋在线作业2 1    单选题 1 Yesterday, Peter _ a ticket for the movie.A gaveB had been givenC was givenD was gave2 Would you mind closing the window? It is windy outside._A Not at all.B Sure, go ahead.C Why not?D Yes, I would.3 The patients are quite _ to the nurses for their special care.A enjoyableB helpfulC confidentD grateful4 Henry would never forget _ his mother-in-law for the first time. He was so pleased with the gifts she brought for him.A meetB to meetC meetingD met5 He _

2、his homework before I came.A has doneB has been doingC had doneD would have done6 Sixteen-year-old Maria was waiting in line at the airport in Santo Domingo. She was leaving her native country to join her sister in the United States. She spoke English very well. Though she was very happy she could go abroad, she was feeling sad at leavA when she was leaving AmericaB on her way back to Santo DomingoC before she left the USAD when she arrived at the airport7 _ carefully, this letter is very beauti

3、ful.A TypeB TypingC TypedD To typed8 The sun _ in the east and _ in the west.A rise; setB rises; setsC rose; setD is rising; is setting9 What do you want to do?_.A No, I dont want to do anything.B I want to watch TV for a change.C What do you want to do then?D How about having a picnic?10As long as the sun shines, the earth will not run out of energy. The sun pours more energy on earth than we can ever use. Most of that energy comes to us as heat and light. Energy from the sun is called solar en

4、ergy.    Anything to do with the sun is called "solar". The word began with the Roman word for the sun and their god of the sun, who was called Sol. Solar energy is a safe kind of energy. It doesn't make pollution or have dangerous leftovers. That is why scientists and investors are experimenting with ways of harnessing（治理利用）the sun to do some of the jobs fossil fuels have been doing.    But to make the sun do work like that, they have to solve some pr

5、oblems. They have to collect the sun's energy. Collecting sunshine is not easy, unless you are a plant. Sunshine is not easy to store, either. You can't fill a tank with it or put it in the wood box. You can not move it through a pipe or a wire. You can not just turn it on.(4)、What are the problems facing scientists who want to use solar energy?A It is not easy to collect.B It is not easy to store.C It is not easy to find out.D both A and B.11 It is necessary _ a foreign language.A of co

6、llege students to masterB for college students to masterC that college students masterD that college students to master12 I _ an old friend on the way home yesterday.A meetB metC have metD had met13 Can I help you carry the bag?_.A Neednt.B you couldnt do it.C I could do it myself.D Thank you, but I can manage it myself.14—May I use your bike for a moment?—_.A It’s well.B It doesn’t matter.C By all means.D I have no idea.15 It is _ that he has to ask for h

7、elp.A so a big jobB a so big jobC such big jobD such a big job16正误判断题：   If you travel by air across the center of Africa or South America, you fly over forests for thousands of kilometers. These great forests are the oceans of trees. There are thousands and thousands of different kinds of plants and animals.    However, the world's forests are getting smaller all the time. We are cutting down the trees because we need wood, and we need more farmland. Some people say that there will not be any forests like these in 20 or 30 years. What will happen if they disappear?    If we cut down our forests, a lot of plants and animals will disappear from the world. In a lot of places the new farmland will soon look like the old deserts. Crops will not grow ther

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