Unit 2 Topic 3 Must we exercise to prevent the flu?Section D
1a
Tick the following ideas you think are correct before reading. Then read the passage and check.
The more exercise, the better.     (   )We should stop exercising when we are hurt.                        (   )Drinking while playing sports is bad for our health.                   (   )Exercising in a gym is not a good idea.                              (   )
Should we need to warm up before running？Yes, we should.
做热身运动
Ask and answe ...