【正文】
Unit 6 The Earth’s Atmosphere Ⅰ . 根據(jù)句意和首字母提示補(bǔ)全單詞: 1. What is the atmosphere up of? *2. Is the air around us or dirty? **3. The kite is probably made of , it is very beautiful. *4. — Thank you for your dictionary. — With my p . 5. The atmosphere s the earth like a blanket. *6. We have to i the air quality. **7. There was a shortage of o at the top of the mountain. **8. Secondhand smoking can also c lung cancer. **9. The poisonous gases can have bad e on our health. *10. The cars in big cities are used for b and pleasure. Ⅱ . 用所給單詞的適當(dāng)形式填空: **1. Nancy found a book (lie) on the ground on her way to school this morning. 2. Lucy is good at (sing). 3. (watch) TV too much is bad for our eyes. 4. He works hard (improve) his English. *5. Our classroom (clean) every day. **6. Homework (must hand) in before class. *7. Next week we are going to go hiking instead of (climb) the mountains. *8. You’re so tired, please stop (have) a rest at once. 9. She is ill. So she’d better (stay) in bed for a few days. **10. People who travel to the mountains find it harder to . Ⅲ . 根據(jù)中文提示完成下列各句: 1. 民警們必須保護(hù)孩子們,使他們免于危險。 **The policemen . 2. 學(xué)校足球隊是由 25 個學(xué)生組成的。 The school football team 25 students. 3. 動物和植物依靠氮?dú)鈦砩妗? *Animals and plants nitrogen to stay alive. 4. 這張課桌是由木頭制成的。 This desk wood. It is not heavy. 5. 整個街道都是車,我們無法前進(jìn)。 The whole street cars. We can’t move. 6. 河流應(yīng)該被清理干凈,對魚有好處。 **The river . It is good for fish. 7. 浪費(fèi)的問題應(yīng)該馬上解決。 **The problem of waste at once. 8. 你一定要自己做作業(yè),不要靠別人。 *You have to do your homework. others. 9. 我們都知道紙是用木頭制成的。 **We all know paper wood. 10. 沒有空氣和水,在月球上生活是很困難的。 ** on the moon without air or water Ⅳ . 單項(xiàng)選擇: *1. The black suitcase costs more because it leather. A. makes of B. made of C. is made of D. is making of **2. — What should we do first if we want to develop our village? — A lot of new roads , I think. A. must be built B. have to build C. must build D. have built **3. The students thought English is too difficult, so some advice them by us in this school. A. were given B.