Your backpack is different from mine.

We haven't seen David for nearly 3 years.

Could you show me the way to the nearest hospital?

English is spoken by many people in the world.

1.She haven't seen her lover for 2 months

The last time she saw her lover was 2 months ago

2.The last time I was really drunk was in my birthday party

I haven't been really drunk since my birthday party

3.It's nearly 20 years since my father last saw his brother

My father hasn't seen his brother for nearly 20 years

4.He last met my sister last summer

He hasn't met my sister since last summer

5.How long have you studied medicine?

When did you start studying medicine?

6.We haven't travelled for a year

The last time we travelled was a year ago

7.We last saw our grandfather two years ago

WE haven't seen our grandfather for two years

8. I have never read such a romantic story

This is the first time I have ever read such a romantic story

9.It's nearly twenty years since my father married my mother

My father has married my mother for nearly twenty years

10.The last time we went to a cinema was two years ago

We haven't gone to a cinema for two years

11. I haven't seen her since 2007  -> it's...13 year since I.last saw her......

12.I haven't been to the dentist's for 2 years -> it's..2.year since the last time I went to the dentist........

13. It's last year since i last heard from her -> I have..heard.from her for 1 year......

14. It's 2 years since i saw her -> I haven't...seen her for 2 years.

15.Na and Mi last visited their parents in 1998 -> it's...22 year since the last time Na and Mi visited their parents...

16. She last visited her parents in 1998 -> it's..22 year since the last time she visited her mother......

17.The last time i saw him was ten years ago -> it's..ten years since the last time I saw.him...

18. They haven't phoned us for a month -> it is.a month since the last time they.phoned ours..........

19. They haven't seen my friend for 1 month  -> It is 1 month.since the last time they.saw my.friend........

20. John has not had his hair cut for over six months -. it is..over 6 months since the last time John cut his hair.........

21.Lan and Maryam have corresponded for 3 years -> it is 3 years .since the last time Lan and Maryam corresponded............

22. Lan hasn't written to Maryam gor 2 months -> Lan didn't..write to Maryam 2 months ago.......

36 seen Nam for 3 years.

37 not to make so much noise.

38 very important to keep the environment clean.

1. I haven' t taken a bath since monday.

~ It is.......monday since I last took a bath..…

2. It's 2 years since I had a punture

~ I have..not had a punture for 2 years...

3. He last shaved the day before yesterday

~ He has...not shaved since yesterday...

4 It's 2 months since he eared any money

~ He hasn't...earned any money for 2 months.....

5. I last drank champagne at my brother's wedding.

~ I haven't ...drunk champagne since my brother's wedding.....

6. It's 2 years since I was last in Rome.

~ I haven't .been in Rome for 2 years.......

7. I saw Tom last on his wedding day 

~ I haven't .......seen Tom since his wedding day........

8 . I last ate raw fish when I was in Japan

~ I haven't ....eaten raw fish since I was in Japan..........

9. It's years since Mary last spoke French

~ Mary hasn't .....spoken french for years......

10. It's ten weeks since I last had a good night sleep 

~ I haven't.......had a good night sleep for 10 weeks.........

1. I haven' t taken a bath since monday.

~ It is....Monday since I last took a bath .....…

2. It's 2 years since I had a punture

~ I have..not had a punture...

3. He last shaved the day before yesterday

~ He has not...shaved since yesterday ...

4 It's 2 months since he eared any money

~ He hasn't....eared any money for 2 months....

5. I last drank champagne at my brother's wedding.

~ I haven't .drunk champagne since my brother's wedding......

6. It's 2 years since I was last in Rome.

~ I haven't ..been in Rome for 2 years......

7. I saw Tom last on his wedding day 

~ I haven't ..seen Tom since his wedding day.............

8 . I last ate raw fish when I was in Japan

~ I haven't ....eaten raw fish since I was in Japan..........

9. It's years since Mary last spoke French

~ Mary hasn't ...spoken French for years........

10. It's ten weeks since I last had a good night sleep 

~ I haven't..had a good night sleep..............

my father hasnt seen my uncle for nearly 20 years

the last time my father saw my uncle was nearly 20 years

my father last saw my uncle nearly 20 years ago

Ba has collected stamps for 3 years
We have lived here for 20 years
I haven't seen Nam for five years

1. Ba has collected stamps for 3 years.

2. We have lived here for 20 years.

3. I haven't seen Nam for five years.

1. Ba has collected stamps for 3 years.

2. We have lived here for 20 years.

3. I haven't seen Nam for five years.

BÀI TẬP VỀ BIẾN ĐỔI CÂU

52. I'd prefer not to go out tounight.

I'd rather................not go out tonight.................................

67. It's nearly ten years since we saw our uncle.

We......................haven't seen our uncle for ten years......................................

72. You forgot to switch on the washing machine, didn't you?

You didn't.......................remember to switch on the washing machine, did you?..........................

93. The earthquake his the city at two in the morning.

The city....................was hit by the earth at two in the morning............................. 

94. It was such lovely weather that we decided to spend the day on the beach.

The weather.............is so lovely that we decided to spend the day on the beach.............................

96. They will have to change the date of the meeting again.

The date.................will have to be changed of the meeting again................................

97. I haven't got a key, so I can't get in.

If......................i had got a key, i could get in.....................................

98. Nobody must expect to be rich without hard work.

Unless....................people word hard ,they won't be rich...............................

99. I'm too poor to take a space trip.

I'm not...................rich enough to take a space trip................................

100. She was tired, but she stayed up late to watch the late dilm on TV.

Although.................she was tired, she stayed up late to watch the late dilm on TV............................

101. Since he was careless, Tim lost his job.

Because of...............tim's carelessness, he lost the game.........................

102. Let's go abroad for our holiday this year.

Why...................don't we go abroad for our holiday this year............................

104. We can't take a trip to space because we don't have enough money.

If we....................had enough money, we could take a trip to space..............................

105. The astronauts orbited the earth in two hours.

It took....................two hours to orbite the earth.................................

Rewirite the following sentences, using the words given

Ex I (last) saw her when I was a student 2 years ago

--> I haven't seen her since I was a student for 2 years

1.we last saw Tom when he moved to bristol. --> we have.......................NOT SEEN TOM SINCE HE MOVED TO BRISTOL.................................................

2.she (last) wrote to me nearly 2 years ago. -->she has ......NOT WRITTEN TO ME FOR NEARLY 2 YEARS...............................................

3.this film was (last) shown on TV nearly 10 years ago --> this film has.NOT BEEN SHOWN FOR NEARLY 10 YEARS ..

4.she last swam in the river 3 years ago --> she has...NOT SWUM IN THE RIVER FOR 3 YEARS

5. I last visited the city museum 5 years ago --> I have ......NOT VISITED THE CITY MUSEUM FOR 5 YEARS............................

6. I haven't attended the club since 1998---> I last......ATTENDED THE CLUB IN 1998.....

7.I haven't seen him for 2 months--> I last.............SAW HIM 2 MONTHS AGO.......................................

8. I haven't gone swimming for 2 years--> I last ........WENT SWIMMING 2 YEARS AGO...........................................