Make questions for the underlined words: David's friends are in the park

WH_QUESTIONS: Make questions for the underlined words:
1. David's friends are in the park.
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2. They wanted to paint their school gate .
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3. It was rainy yesterday.
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4. The girl left for London last week.
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5. The children are playing in Mr.Green's garden.
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6. Tom sent a letter to his friend last week.
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7. They usually go to school by bicycial.
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8. There were some pens on the table.
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9. They go to Hanoi three or four times a year.
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