仁爱七下Unit 8 Preparing&Exploring能力提升 一、完形填空 阅读下面短文，从每题所给的 A、B、C、D 四个选项中选出最佳选项。 When it rains, water falls from clouds in the sky to the ground. How does the water get into the 1. ___ It is something called the water cycle. There is always water in the air, but you can't always 2. __ it. It's called water vapor (蒸汽). The sun will make water hot in rivers, lakes and oceans. The water turns into water vapor. Then, it 3. ___ in the air. High in the sky, it is 4. ___ at first. When water vapor gets cold, it becomes water again. You can see this happen (发生) 5. ___ you have a cold drink on a warm day. Water is on the 6. ___ of the glass. Does the glass leak (漏) No, water vapor in the air turns into water when it touches (接触) the cold glass. Millions of water 7. ___ come together in the sky. They make clouds. Wind 8. ___ clouds. And the water vapor in clouds cools off and turns into water. Then the water 9. ___ to the ground. Rainwater goes into the oceans, lakes and rivers. The sun turns it into water vapor. The water cycle 10. ___ all over again. 1. A. rivers B. trees C. grass D. sky 2. A. see B. feel C. look D. hear 3. A. uses up B. goes up C. cleans up D. puts up 4. A. warm B. cold C. small D. large 5. A. what B. why C. when D. where 6. A. top B. back C. inside D. outside 7. A. groups B. drops C. waste D. clouds 8. A. brings B. has C. moves D. forms 9. A. falls B. covers C. collects D. knocks 10. A. waits B. digs C. starts D. worries 二、短文填空 阅读下面短文，在空白处填入一个适当的单词或用括号内单词的正确形式填空。 Every day, we use a lot of water. We need water to drink, to cook and to wash our 1. ___ (hand). We use a lot of water 2. ___ (take) a shower, too. But many people in deserts can only take a shower 3. ___ (one) a week. We need to save water. Luckily, the RainStick Shower can help us. It .4 ___ (save) about 80% of water. It 5. ___ (collect) and sterilizes (消毒) the water we used and then we can 6. ___ (use) it again. With the help of this smart shower, every drop of water 7. ___ (go) onto our body six times. The inventor (发明者) says that a family can save a lot of water because 8. ___ this smart shower. It may make 9. ___ big difference to our life. 10. ___ fact, there are many other ways to save water. For example, when you wash dishes, don't keep the water 11. ___ (run). And only do some washing 12. ___ there are a lot of clothes to wash. Then turn off the tap while brushing your 13. ___ (tooth). So it is easy for us to do something for 14. ___ (we) earth. There 15. ___ (be) a little water on the earth, so let's save water together. 三、阅读理解 阅读下列短文，从每题所给的 A、B、C、D 四个选项中选出最佳选项。 A From a plane we can see cities, mountains and oceans. The ocean looks very beautiful when the sun is shining (照耀) on it. But it can be very bad when there is a strong wind. The ocean covers about 70% of the earth. In most parts of the ocean, there are many kinds of fishes and plant ... ...
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