实用综合教程(第二版)1-Unit_2__课后答案.docx

Text A / Comprehension Key: 1. D 2. D 3. C 4. A 5. D B. Complete the following sentences orally with your partner. 1. How does a spaceman see the earth? He sees the earth’s round shape and the outline of land and oceans . 2. What is the shape of the earth and what is it covered with? The shape of the earth is round and it is covered with water, rock and soil . 3. Where do animals and plants live? They live almost everywhere on the surface of the earth . 4. How long are a day and a year? One day is the time it takes the earth to spin around once , and one year is the time it takes the earth to travel once around the sun . 5. When was Earth Day named? It was named in 1970 . C. Make a dialogue with your partner according to the situation described below. S: Hi, everybody. I’m Susan Young. Tomorrow is Earth Day. We wonder how many people know about the day and how much they know about the planet we live on. Now I will interview some people in the street. (to Jerry) Hi, there. I’m Susan Young from Man and Nature. Can you give me a moment? J: All right. S: I have some questions to ask you. J: Go ahead. S: First, can you tell us who you are? J: I am a student from XXXXXX . S: Good. Have you ever heard of Earth Day? J: Yes, of course. S: Then do you know when the day is celebrated every year? J: Oh, on the day spring begins. Am I correct? S: Quite right. It is on April 22. So tomorrow is Earth Day. J: Oh, I almost forgot! S: The next question may be a little difficult. Do you know when it was first named? And who proposed the idea? J: Perhaps in 1970 ? I’m not sure. I’ve read it somewhere. But I can’t remember it clearly now. Sorry, I can’t answer the other question. S: You are right about the year when it was named. As for the other question, OK, let me tell you: Gaylord Nelson, an American, proposed the naming of such a day and his suggestion was later accepted by the United Nations. My next question is: why ca