【正文】
nimals move from one place to another at a certain time. They move for different reasons: most of them move to find food more easily, but others move to get away from places that are too crowded. When cold weather es, many birds move to warmer places to find food. Some fishes give birth in warm water and move to cold water to feed. The most famous migration(遷移) is probably the migration of the fish, which is called salmon. This fish is born in fresh water but it travels many miles to salt water. There it spends its life. When it is old, it returns to its birth place in fresh water. Then it gives birth and dies. In northern Europe, there is a kind of mouse. They leave their mountain homes when they bee too crowded. They move down to the low land. Sometimes they move all the way to the seaside, and many of them are killed when they fall into the sea. Recently, scientists have studied the migration of a kind of lobster (龍蝦 ). Every year, when the season of the bad weather arrives, the lobsters get into a long line and start to walk across the floor of the ocean. Nobody knows why they do this, and nobody knows where they go. So, sometimes we know why humans and animals move from one place to another, but at other times we don’t . Maybe living things just like to travel. 1. Most animals move from one place to another at a certain time to ________. A. give birth B. find beautiful places C. find food more easily D. enjoy warmer weather 2. The fish called salmon spends a long time in ________. A. salt water B. its birth place C. fresh water D. rivers 3. The mice in northern Europe move when ________. A. they give birth B. the place gets too crowded C. they haven’t enough food D. the weather is bad 4. The lobsters move ________. A. to find more food B. at a certain time C. to the undersea D. to the fresh water 5. What is the main idea of the passage? A. The migration of the fish called salmon is the most famous migration. B. Animals move to find food more easily. C. Living things move from one place to another because they like to travel. D. Sometimes we know why and how living things move from one place to another, but sometimes we don39。t work out, Jia asked the students at Tsinghua for help. My dream is to be a college teacher. So I need further education. That39。s mother said Jia has always been independent(獨(dú)立的) and knows what he wants. But she has other worries. It39。m not sure if this is a right decision.” “ I will never regret(后悔),” said Jia. Everyone will have a new start. It39。t want to work in the town after growing up C. he needed further education to achieve his dream of being a college teacher D. he wanted to find a job as a guard in Tsinghua University 8. According to the passage, Jia finally became college student ________. A. because he never gave up studying in his free time B. because he was vey lucky C. because of his mother39。s difficult to find a good job in the future. 10. What is mainly talked about in the passage? A. Jia Zuosheng is working as a security guard at the library of Tsinghua University. B. Jia Zuosheng wants to find a good job in the city. C. A security guard ach