III, Điền vào chỗ trống với Should hoặc Shouldn ' t.
1. You ...............help your mother with the houseword.
2. ................ I go to the doctor? - Yes, you ................. .
3. Students ..................go to the school late.
4. She .................... brush her teeth after every meal.
5. You ................ drink beer. It 's not good for your health.
6. ................ they stay up late? - No, they ................. .
7. We .............eat a lot of fruit and vegetables.
8. Children ............. work too much
CÁC BN GIÚP MINK VỚI ĐC KO Ạ