UNIT 5 Look into Science Lesson 25 Lets Do an Experiment! 习题2.doc

UNIT 5 Look into ScienceLesson 25 Lets Do an Experiment习题2一、阅读理解（一）Snow fell on the mountain. It snowed and snowed. The snow did not melt（融化）. It became deep and heavy. The snow on the bottom pressed （挤压）together., it became ice.The ice was very wide and thick. It began to move down the mountain. It was like a river of ice. It was a glacier（冰河）.Sometimes the glacier moved only a few inches（英寸） each day. As it moved, it took rocks and dirt with it. It changed the land. In some places, it left hills. In some places, when the glacier melted, it made rivers and lakes.A million years ago, there were many big glaciers. Glaciers covered many parts of the world. The glaciers changed the land.Glaciers are still at work today. A glacier in the north of Canada is cutting a new path（路） down the side of a mountain. This glacier will change the land, too.1. The snow that fell on the mountainA. became snowman B. melted C. became ice D. turned to rain2. The word in the story that means a river of ice is _.3. The story says, “The snow did not melt. It became deep and heavy”. The word it means _.4. Which of the following does this story lead you to believe?A. There are not as many glaciers as there used to beB. Glaciers do not change the land as they move over it.C. Glaciers are found only in warm places.5. How fast did the glacier move? (Which sentence is exactly like the one in your book?)A. Sometimes the glacier moved only once a year.B. Sometimes the glacier moved over ten miles each day.C. Sometimes the glacier moved only a few inches each day.6. The main idea of the whole story is that _.A. snow is heavy B. the high land never changesC. glaciers changed the landKey: 1.C 2. glacier 3.snow 3.A 4.C 5.C（二）Long ago, people in Rome（罗马） talked to one another in Latin（拉丁文）. Pupils in school learned to read and write in Latin. Books are in Latin.Some Romans（罗马人） went to other parts of the world. They took their language with them. Soon Latin was used in many countries. It became a world language.People in other countries did not talk in Latin the same way. In each land, they changed the language a little. As time went by, they made more changes. At last they did not talk in Latin any more. New languages had come from the old one.People do not talk to one another in Latin today. But they still use many Latin words. You do, too. Street, wall, city, and salt are some of the Latin words we use. You are a pupil in school. Pupil is a Latin word. It means “little doll”.1. Latin was used by people in _.A. Rome B. the United States C. Greece(希腊) D. Texas2. The word in the story that means what people speak and write is _3. The story says, “People do not talk to each other in Latin today. But they still use many Latin words,” The word they means _.4. Which of the following does this story lead you to believe?A. It is not good to change a language.B. Pupils in schools today play with dolls.C. Not many people can read Latin today.5. What happened to Latin when it was taken to other countries?(which sentence is exactly like the one in your book?)A. In each land, people talked about each other.B. In each land, they changed the language a littleC. In each land, the children had to speak some Latin.6. The main idea of the whole story is that _.A. Ro