1.C

2.C

3.C

4.

5. D

1. C

2. D

3. D

4. Đáp án sai A & C đều đúng (after breakfast and before going to bed)

5. D

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1. I have a terrible headache so I want to see my doctor.

2. She felt tired and sleepy for she couldn’t sleep.

3. The patient needs a special treatment for her health condition is getting worse.

4. My mother should have a healthy diet and she should do regular exercise.

5. You need to take some paint killer or you can visit the doctor if you want.