1 These pictures are ours.

2 Julia will be thirteen years old next Friday.

3 Is the black motorbike yours, Peter?

4 That invention isn't invented by him.

5 The predict that car price increases 10%.

6 You should start running and see if that helps you to lose weight.

7 John has been chosen for the school’s football team.

8 Although it is very noisy in the city, we enjoy living there.

9 We were disappointed by the failure of the team.

10 The guide doesn’t speak slowly enough for me to understand.

11 You didn’t remember to turn off the TV last night, did you?

12 Why don’t you go to work by bike?

13 More trees will be planted along this street.

14 Pollution is the most serious problem, isn't it?

15 Tokyo has fewer billionaires than New York.

16 Did a group of foreigners visit the slums last week?

17 The countryside suffers less pollution than the city.

18 London has more skyscrapers than Hanoi.

1. These are our pictures.
These pictures are ours.
2. It is Julia's thirteenth birthday next Friday.
Julia will be thirteen years old next Friday.
3. Is your motorbike black, Peter?
Is the black motorbike yours, Peter?
4. That is not his invention.
That invention isn't invented by him.
5. They predict a 10% car price increase.
The predict that car price increases 10%.
6. Why don't you start to run and see if that helps you to lose weight?
You should start running and see if that helps you to lose weight.
7. They have chosen John for the school's football team.
John has been chosen for the school’s football team.
8. It is very noisy in the city but we enjoy living there.
Although it is very noisy in the city, we enjoy living there.
9. The failure of the team caused us great disappointment.
We were disappointed by the failure of the team.
10. The guide speaks too quickly for me to understand.
The guide doesn’t speak slowly enough for me to understand.
11.You forgot to turn off the TV last night, didn't you?
You didn’t remember to turn off the TV last night, did you?
12.I think you should go to work by bike
Why don’t you go to work by bike?
13.We will plant more trees along this street.
More trees will be planted along this street.
14.Is pollution the most serious problem?
Pollution is the most serious problem, isn't it?
15.New York has more billionaires than Tokyo.
Tokyo has fewer billionaires than New York.
16.A group of foreigners visited the slum last week, didn't they
Did a group of foreigners visit the slums last week?
17.The countryside doesn't suffer as much pollution as the city.
The countryside suffers less pollution than the city.
18.Ha Noi doesn't have as many skyscrapers as London.
London has more skyscrapers than Hanoi.