2017-2018届高中英语 Unit 4 Earthquakes Section Ⅳ Grammer训练落实 新人教版必修1.docVIP

Unit 4　Section 　Grammer—定语从句() Ⅰ.单句语法填空 1．Anyone who has helped to save the drowning girl is worth praising. 2．He is a man whom/who/that we are ready to learn from. 3．The first thing that he did after arriving home was doing his homework. 4．They talked about their classmates and things that they still remembered in middle school. 5．She said she would do anything that could help her mother recover from the disease. 6．This dictionary is the second one that I bought in the bookstore. 7．This is the girl who/whom he works with in the office. 8．Is this the computer that/which you bought last week? 9．He is the boy whose father is a professor. 10．Look out! Dont get too close to the house whose roof is under repair. Ⅱ.阅读理解 When people want to know about the weather, they usually go to their radios, TVs, newspapers, or to the Internet. However, you can also find many weather signs among wildlife, because of their highly developed senses. Drops in air pressure (压力) produce an effect on small animals in many ways. Mice and deer are good weather indicators. People who spend a lot of time outdoors have observed that, before a storm, field mice come out of their holes and run around. Deer leave high ground and come down from the mountains. Birds are especially good weather indicators because they also show the effect of a pressure drop in many ways. For example, some birds become irritable (急躁的) and quarrelsome and will fight over a piece of bread. Other birds chirp (叽叽喳喳) and sing just before a storm. It seems that they know they wont get another chance for an hour or two. Birds also seek safe places before a storm. You will sometimes see birds settling in trees or gathering together on a wire close to a building. Pre-storm low pressure makes the air so thin that birds have difficulty flying. It is unusual to see many birds flying overhead in the summertime, rather than during the periods in the spring or autumn. Watch for other weather signs if you see this. If they fly in the