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help him relax. It _____ even cause cancer. I _____ ask him to give up smoking. _______I borrow your newspaper and show it to my father? can May mustn’t must can Grammar 自學(xué)檢測(cè) 4 _______ up late is bad for your health. How terrible! It’s ______ for your health. Don’t read ____ the sun. It will keep you ______ during the day. Functions Staying good in active 1. Choose the answer 1.— Watching TV too much _______ bad for your eyes. — I?ll go to bed right away. A. is B. are C. was D. be 2.— If you feel _______, you should go to school. A. bad B. worse C. better D. good 3.— I can?t keep myself active during the day. — You _______ take more exercise. A. must not B. must be C. need to D. may be 4. —You had better ask your brother _______ playing puter games. It?s bad for him. A. to give up B. not to give up C. to give it up D. not give it up 當(dāng)堂訓(xùn)練 2. Choose the sentences to plete the dialog. A: Which is more important, wealth or health? B: In my opinion (觀點(diǎn) ),______. A: I agree with you. But how can we keep healthy? B: I think ______ especially (尤其 ) green vegetables and fruit. A: Can we eat too much meat? B: No, I think ________. A: What else should we do? B: We should _______. B