1 John hasn't had his hair cut for over six months

2 It's the first time we have eaten this kind of food

3 The last time we went to the zoo was 5 months ago

1......has his hair cut for six month.
2.....first time we have eaten this kind of food.
3.....have been to the zoo were 5 months ago.

John has not had his hair cut for over six months.

=> It is over six months since john had his hair cut

cấu trúc : it is + time + since + S + mđ qkđ

it's over six month since jonh had had his hair cut

-john hasn't had his hair cut for over six months.

how long is it since you rode a bicycle?

-when did you last ride a bicycle ?

when did you last telephone him?

-how long is it since you last telephoned him?

we have never eaten this kind of food before

-it's the first time I 've ever eaten this kind of food

t's over six month since jonh had had his hair cut

-john hasn't had his hair cut for over six months.

how long is it since you rode a bicycle?

-when did you last ride a bicycle ?

when did you last telephone him?

-how long is it since you last telephoned him?

we have never eaten this kind of food before

-it's the first time I 've ever eaten this kind of food

1.  Peter hasn’t had his hair cut for over 3 months.

=> It is over...............3 months since peter had his hair cut...........................................................................

2.    People will only become aware of the problem if you increase the publicity. 

=> Only if ............you increase the publicity will people become aware of the problem........................(đảo ngữ...............................................

3.    Scientists have tried very hard to find a cure for AIDS.

=> Enormous .........efforts have been made by scientists to find a cure for AIDS............(make effort to do : nỗ lực làm gì).............

John hasn't had his hair cut for over six months.

 It is over six months since john had his hair cut

\(\Rightarrow\)John has not had his hair cut for over six months.

John hasn't had his hair cut for over six months.

1.this is the first time I've ever painted a mural over graffiti.

I have not painted a mural over graffifti before 
4.They haven't cleaned up the street forr five months.

It's....the first time I have cleaned up the street ............................

5.We have donated books and clothes for ten years.

We began.donating books and clothes for ten years.

6, John has not had his hair cut for over six months

The last time John has cut his hair was six months ago

๖²⁴ʱ๖ۣۜN๖ۣۜC๖ۣۜT๖ۣۜK ๖ۣۜPɾσ༉

5.We have donated books and clothes for ten years.

We began donating books and clothes 10 years ago

6, John has not had his hair cut for over six months

→→It is over six months since John last had his hair cut

(The last time John had his hair cut was 6 months ago)

Đáp án: It has been two months since he got his hair cut.

Rewrite the sentences:

1. This is the first time I've ever painted a mural over graffiti.

==> I have never painted a mural over graffiti before

2.David got a bad cold because he did not wear his and warm clothes.

==> Because of not wearing and warm clothes, David got a bad cold

3. They have not cleaned up the streets for five months.

==> It's five months since they last cleaned up the streets

4.We have donated books and clothes for five years.

==> We began donating books and clothes five years ago

5.John has not had his hair cut for over six months.

==> It is over six months since John last had his hair cut

Rewrite the sentences:

1. This is the first time I've ever painted a mural over graffiti.

==> I have never painted a mural over graffiti before...

2.David got a bad cold because he did not wear his and warm clothes.

==> Because ..David didn't wear his and warm clothes, he got a bad cold.

3. They have not cleaned up the streets for five months.

==> It's ..five months since they last cleaned up the streets.

4.We have donated books and clothes for five years.

==> We began ..donating books and clothes for five years.

5.John has not had his hair cut for over six months.

==> It is...over six month since John last had his hair cut

20. She hasn’t written to me for years.

It’s years since she wrote to me

21. Robert and Catherine have been married for ten ỵears.

It’s ten years since Robert and Catherine married

22. It’s two weeks since they deaned their room.

They haven't cleaned their room for two weeks

23. It’s over six months since John had his hair cut.

John haven't had his hair cut for over six months

24. How long is it since you rode a bicyde?

When  did you last ride a bicycle?

25. How long is it since he wrote to ỵou?

When  did he last write to you?

26. When did he last talk to you?

How long is it since he talked to you?

@ Lần sau chia nhỏ câu hỏi ra mà post nhé :vvvv Dài quá nản lắm ạ !