Change the following sentences into passive voice

1. They paid me a lot of money to do the job.

2. The teacher gave each of us two exercise books.

3. Someone will tell him that news.

4. They have sent enough money to those poor boys.

5. They have given the women in most countries in the world the right to vote.

6. They sent me a present last week.

7. He gave me some apples

8. Nam will give me a book tomorrow.

Change the following sentences into passive voice

1. Why didn’t they help him?

2. How many games has the team played?

3. Where do people speak English?

4. Who are they keeping in the kitchen?

5. How can they open this safe?

6. What books are people reading this year?

7. How did the police find the lost man?

8. Who look after the children for you?

9. How long have they waited for the doctor?

10. What time can the boys hand in their papers?

11. Who lend you this book?

Change the following sentences into passive voice

1. Do they teach English here?

2. Will you invite her to your wedding party?

3. Has Tom finished the work?

4. Did the teacher give some exercises?

5. Have they changed the window of the laboratory?

6. Is she going to write a poem?

7. Is she making big cakes for the party?

8. Are the police making inquires about the thief?

9. Must we finish the test before ten?

10. Will buses bring the children home?

Change the following negative sentences into passive voice

1. I don’t know her telephone number.

2. They can’t make tea with cold water.

3. You mustn’t use this machine after 5:30 p.m.

4.I won’t hang these old pictures in the living room.

5. The German didn’t build this factory during the Second World War.

6. She didn't make the moon cakes last week.

7. He doesn't meet them in her school everyday.

8. Anna won't write a letter.

9. The workers haven't decorated their building yet.

10. The police hasn't arrested a burglar.

11. Two people aren't cooking dinner on the beach.

12. Tina isn't doing grammar exercises.

13. At this time last year, they weren't building this house.

14. I wasn't chatting with my friends while my teacher was teaching the lesson yesterday.

15. After the children hadn't finished their homework, they went to bed.

16. When she hadn't done her work she went to the cinema.

17. I am not going to watch films with my friend because I am sick.

18. My sister isn't going to cook a delicious meal for dinner.

Phân tích ý nghĩa từng lời thoại của Vũ Nương.

Tìm giá trị nhỏ nhất:

a, \(\sqrt{1-6x+9x^2}+\sqrt{9x^2-12x+4}\)

b, \(\sqrt{x^2-2x+1}+\sqrt{x^2-4x+4}+\sqrt{x^2-6x+9}\)

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