1. In the expert’s opinion,______________________.

A. running is good for your health as well as your mind.

B. you should buy running shoes in an expensive store.

C. running has more advantages than disadvantages for you.

D. you should go to the doctor if you have a running injury

2. The underlines word “ detrimental” in Paragraph 1 probably means___

A. harmful        B. useful        C. expensive       D. rare

3. If you take up running, you should___________________

A. worry about the pressure on your knees and ankles

B. ask the shopkeeper for a pair of running shoes

C. take advice from friends whom you will start running with