Rewrite these questions in passive voice

Exercise 5: Rewrite these questions in passive voice
1. Why didn’t they help him?
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2. How many games did the team play?
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3. Where do people speak English?
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4. Who do they in the kitchen?
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5. How did they open this safe?
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6. What books do people read this year?
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7. How did the police find the lost man?
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8. Who look after the children for you?
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9. How long did they wait for the doctor?
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10. What time did the boys hand in their papers?
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11. Who lend you this book?
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12. How many marks does the teacher give you?
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13. Who did correct our homework?
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*TRÌNH BÀY ĐẦY ĐỦ THEO 3 BƯỚC DƯỚI ĐÂY SẼ ĐC FULL ĐIỂM CX NHƯ TẶNG XU Ạ
Bước 1:

Đổi sang câu thường

Bước 2:

Đổi sang bị động (lúc này nó đã trở thành câu thường, cách đổi như đã học.)

Bước 3:

Đổi trở lại thành câu hỏi WH