阅读理解。 We are learning English, but how can we learn English well? A student can know a lot about English but maybe he can't speak English. If you want to know how to swim, you must get into the river. And if you want to be a football player, you must play football. So, you see, you can learn by using(通 过 运 用)it.  You must listen to your teacher in class. You must speak English to your classmates(同学) every day and also you must write something in English. Then one day you may find your English very good. 1. You know a lot about English, but maybe _____ it. A. you can speak B. you can study C. you can't speak D. you can't study 2. You must get into the water __________________. A. to learn how to swim B. to jump C. to skate D. to play 3. Do you want to be a football player? Please _ ________________. A. buy a football B. play football C. have some lessons D. read some books 4. If you want to study English well, you must often ________________. A. speak English to your classmates B. write something in English C. listen to your teacher in class D. A, B and C 5. The article(文章) tells us ____________________. A. how to learn English well B. how to swim C. how to play football D. how to go boating