Choose the best answer should or shouldn’t.
1. Your hair is too long. I think you (should/ shouldn’t) get it cut.
2. You sneeze, and you’ve got a cough. You _____________ smoke.
3. I’d like to meet your best friend. You (should/ shouldn’t) invite him round.
4. You (should/ shouldn’t) tell your parents where you are, then they don’t worry.
5. If you need some help with your homework, you (should/ shouldn’t) go to the library.
6. You (should/ shouldn’t) tell lies. It’s naughty.
7. You (should/ shouldn’t) wash your hands before meals.
8. It’s too late. I (should/ shouldn’t) leave now.
9. She gets bad marks at Chemistry. She (should/ shouldn’t) study harder.
10. You (should/ shouldn’t) keep silent while your father is talking.
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Sinh Học lớp 12
