Lesson 10 Exercise 一、快来读句子,根据首字母补全单词。1. There are twentyfour h________ in a day. 2. I o________ go to school by bus. 3. We e________ on the playground every day. 4. I walk home a________ school. 5. How many m________ do you run?二、单项选择。( ) 1. Exercise ______make our body healthy. A. help B. is help C. helps( ) 2. My brother walks ________after school.A. to home B. at home C. home( ) 3. They have to ______sports for exercise. A. playing B. play C. plays( ) 4. Danny is going to watch more sports ________TV. A. in B. on C. at( ) 5. That's twenty minutes ________exercise. A. of B. from C. in三、给下列句子排排队。A. Twice a day. B. I think you need about an hour of exercise a day, Linda!C. How often do you exercise, Linda?D. How many minutes do you exercise?E. About ten minutes. F. Okay. I'm going to exercise an hour a day. 答案;一、1. hours 2. often 3. exercise 4. after 5. minutes二、1. C 2. C 3. B 4. B 5. A三、C A D E B F