giải thích+ đáp án

exercise 1:

1. No, she doesn't

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2. Yes , she does

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3. She reads her school books. 

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4. Yes, she does

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5. No, she doesn't

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6. Yes, she does

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7. No, she doesn't

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exercise 2:

1. He is always a good student

2. Lan usually walks to school.

3. He doesn't often get up early

4. Does he never do exercise 

5. Is she sometimes free ?

6. My father goes fishing twice a week

7. He does homework in the evening

8. I am always not busy

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III.

1.No,she doesn't

2.Yes, she does

3.She reads her school books

4.Yes, she does

5.No, she doesn't

6. Yes, she does

7.No, she doesn't

IV.

1.He always is a good student

2.Lan usually walks to school

3.He often doesn't get up early

4.Does he never do exercises?

5.Is she sometimes free?

6.My father goes fishing twice a week

7.He does homework in the evening

8.I always am not busy.