Đề bài chuyển câu chủ động sang câu bị động

1: We hear the sound of a vioin in the room.

=> the sound of a vioin is heard in the room by us

2: His faher praises him when he works hard.

=>He is praised by his father when he works hard.

3: People speak English all over the world.

=>English is spoken all over the word.

4: A great artist painted this picture many year ago.

=>This picture was painted by a great artist many year ago.

5: Somebody told him to do it.

=>He was told to do it.

6: An useen hand opened the door.

=>the door was opened by an useen hand.

7: The scientists are examming a new spaceship.

=>A new spaceship is being examed by the scientists

8: Our friends are making preparations to meet them.

=> preparations are being made to meet them by our friends

1 they are fond of giving lucky money.

=> they fancy..............giving lucky money...............................

2 we started living here in 2000. we moved to HN 3 weeks ago.

=> we started......moving to HN 3 weeks ago . we lived here in 2000......

EXERCISE III :Combine these pairs of sentences using relative pronouns:

1.There’s the lady. Her dog was killed.

=>There’s the lady that her dog was killed.

2.That’s the man. He’s going to buy the company.

=>That’s the man who is going to buy the company.

3.He’s the person. His car was stolen.

=>He’s the person that his car was stolen.

4.She’s the new doctor.The doctor’s coming to the hospital next week.

=>She’s the new doctor who is coming to the hospital next week.

5.She’s the journalist. Her article was on the front page of The Times.

=>She’s the journalist that her article was on the front page of The Times.

6.They’re the people. Their shop burned down last week.

=>They’re the people that their shop burned down last week.

7.That’s the boy. He’s just got a place at university

=>That’s the boy who has just got a place at university

EXERCISE II :Join each pair of sentences using relative pronouns :

1.Thisis the man. I met him in Paris.

=> This is the man who met in Paris.

2.I wanted the painting. You bought it.

=>I wanted the painting which You bought .

3.This is the chair. My parents gave it to me

=>This is the chair which my parents gave to me

4.She’s the woman. She telephoned the police.

=>She’s the woman who telephoned the police.

5.He’s the person. He wanted to buy your house.

=>He’s the person who wanted to buy your house.

6.We threw out the computer. It never worked properly.

=>We threw out the computer which never worked properly.

7.This is the lion. It’s been ill recently.

=>This is the lion which has been ill recently.

8.The man was badly injured. He was driving the car.

=>The man was badly injured who was driving the car.

9.The children broke the window. They live in the next street.

=>The children broke the window who live in the next street.

10.That’s the woman. I was tellingyou about her.

=>That’s the woman who was telling you

A có 50 thừa số âm

=> A > 0

b) CÓ 49 thừa số âm 

=> B < 0 

0 quả vì đây là cây táo

(x,y)={(4;2),(0;6),(9;6)}

X:7=63 
   x= 63 nhân 7|
   x= 441

It was released on July 29 in 2015