改成否定句

There are some trees on the hill now.

There 　　　　 any trees before.

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　　　　　　　　　　To Be Healthy

There are some things you should and shouldn't do to be healthy. To be healthy, you should eat well, sleep well, exercise often and keep clean. It is important to eat good. You should often eat fruit, vegetable, meat or fish. You shouldn't eat too much candy or junk food. You should drink at least eight glasses of water each day. You should sleep at least 8 hours each night. It is not good to go to bed too late. To be healthy, it is also important to exercise every day. Do you walk, swim or run? Do you play sports? To be healthy, you also need to be clean. You should take a shower often. You should brush your teeth every day. You should comb you hair. You must also wash your hands often. If you care you health. You will not have to see the doctor. You will enjoy your life.

1.To be healthy, you should______.

  A. eat good food

  B. eat candy

  C. go to bed late

2.To be healthy, you should ______.

  A. go to bed late

  B. sleep at least 8 hours each night

  C. eat candy

3.To be healthy, you shouldn't _______.

  A. Play sports

  B. be lazy

  C. eat good food

4.To be healthy, you shouldn't _______.

  A. comb your hair.

  B. eat too much junk food.

  C. eat good food.