将下列句子改成否定句和一般疑问句。
1. Mary is having supper now.
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2. David has many good friends.
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3. Lucy and Kate are in the bedroom.
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4. Sally's parents have a big house.
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5. The boy is very happy today.
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6. They like the park very much.
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7. They work very hard on weekdays..
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8. Jim cleans his room every day
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1. Mary isn't having supper now.
Is Mary having supper now?
2. David doesn't have many friends.
Does David have many friends?
3. Lucy and Kate aren't in the bedroom.
Are Lucy And Kate in the bedroom?
4. Sally's parents don't have a big house.
Do Sally's parents have a big house?
5. The boy isn't very happy today.
Is the boy very happy today?
6. They don't like the park very much.
Do they like the park very much?
7. They don't work very hard in weekdays.
Do they work very hard in weekdays?
8. Jim doesn't clean his room every day.
Does Jim clean his room every day?