1. I haven't seen Peter for 5 years.
2. She hasn't visited us for 4 months.
3. I have seen them for 2 weeks.

ở câu 2 đáng lẽ phải là we haven't chớ

Ex1. Past Simple-> Present Perfect 

1. I didn’t call her up 2 days ago. I haven’t called her up for 2 days

2. Did you finish the test an hour ago? Have you finished the test for an hour?

3. I started playing tennis last year. I’ve played tennis last year

4. He began to use the computer when he was 19. He has used the computer since he was 19

5. She didn’t learn hard in 2005. She hasn’t learned hard since 2005

6. Peter watched this film when he came home. Peter has watched this film since he came home

7. It’s a week since I last saw her. I haven’t seen her for a week

8. The boy began playing soccer a year ago. The boys have played soccer for a year

9. When did you first see her? How long have you seen her?

10. The last time we saw her was 2 months ago. We haven’t seen her for 2 months

11. Tom did not work here when I met him on the street. Tom has worked here since I met him on the street

12. When did you first know her? How long have you known her?

hình như mk đã tl cho bạn trên h rồi thì phải

->It has been 10 years since we last saw this film.

- It has been 10 years since we last saw the film.

ngu ta lắm sr

1.How long have you played basketball ?

→ When did you start playing basketball?

2.He began learning einglish three years ago.

→He has learnt English for 3 years

3.The last time i saw him was in 2010.

→ I haven't seen him since 2010

4.Shall we play badminton this weekend ?

→How about playing badminton this weekend?

5.She likes to live in the contryside.

→She enjoys living in the countryside

6.I think it'll snow tomorrow .I will go skiing.

→If It snows tomorrow, I will go skiing

7.You should work hard, or you won't pass the exam.

→If you don't work hard, you won't pass the exam

8.Hurry up or you will be late for the train.

→If you don't hurry up, you will be late for the train

9.Our sources of energy will soon end if we don't try to save them.

→Unless we try to save our sources of energy, they will soon end

10.If she isn't more hard - working, she will grt low marks.

→Unless she is more hard-working, she will get low marks

11.I think that no city is more beautiful than Paris.

→I think this Paris is the most beautiful city 

12.We will probably visit Japan in the future.

→We might visit Japan in the future

13.Peter knew how to skate when he was 12.

→Peter has known how to skate since he was 12

1.when did you play  basketball?

2He hás leanrt english for three years

Ex1. Past Simple-> Present Perfect

1. I didn’t call her up 2 days ago. I haven’t called her up for 2 days

2. Did you finish the test an hour ago? Have you finished the test for an hour?

3. I started playing tennis last year. I’ve played tennis since last year

4. He began to use the computer when he was 19. He has used the computer since he was 19

5. She didn’t learn hard in 2005. She hasn’t learned hard since 2005

6. Peter watched this film when he came home. Peter has watched this film since he came home

7. It’s a week since I last saw her. I haven’t seen her for a week

8. The boy began playing soccer a year ago. The boys have played soccer for a year

9. When did you first see her? How long have you seen her?

10. The last time we saw her was 2 months ago. We haven’t seen her for 2 months

11. Tom did not work here when I met him on the street. Tom has not worked since I met him on the street

12. When did you first know her? How long have you known her?

I.

1. How long have they lived in this neighborhood.

-> When did you live in this neighborhood?

2. How long is it since you saw Tom?

-> When did you see Tom?

3. How long is it since they bought the house?

-> When did they buy the house?

II.

1. The last time she visited me was five mounths ago

-> she hasn't visited me for five months.

2. The last time it rined here was a fortnight ago.

-> It hasn't rained here for a fortnight.

3. The last time We saw her was 2 months ago .

-> We haven't seen her for 2 months.

4. The last time we went there was in 1997

-> We haven't gone there since 1997.

5. The last time I saw him was in 1995

-> I haven't seen him since 1995.

10)They haven't played football for 10 weeks

-The last time...they played football was 10 weeks ago...........

-They last .....played football 10 weeks ago............

-It's ... 10 weeks since Them played football.......................

11)Peter hasn't taken exams for a year

-It is.a year since peter last took exams ................

-The last...time Peter took was a year ago..........

-Peter.....took exams a year ago.....................

1)Peter hasn't drunk bear for a year

- It's ..a year since Peter drank bear...

-The last..time Peter drank bear was a year ago..

-Peter..last drank bear a year ago....

2)We haven't had a birthday party for three days

-The last.time We had a birthday party was 3 days ago..

-We..last had a birthday party 3 days ago...

-It is...3 days since we had a birthday party...

3) I haven't take an English test for 5 months

-I last..toke an english test 5 months ago...

- The last ..time I took an english test was 5 months ago...

-It is..5 months since I took an english test.....

4)My father hasn't given me money for 10 years

-It's ten.....years since my father gave me money.........

-The last .time my father gave me money was 10 years ago...........

- My father...last gave me money 10 years ago........

5) It is fifteen years since we last visited Ha Long bay

-The last..time we visited ha long bay was fifteen years ago.........

-We last ..visited ha long bay fifteen years ago.........

-We haven't......visited ha long bay for fifteen years......

6)The last time she had an accident was three years ago

-She hasn't.....had an accident for 3 years..............

-She last.....had an accident 3 years ago.............

-It's....3 years since she last had an accident........

7)I saw a film about war two months ago

-The last ...time I saw a film about war was 2 months ago........

-I haven't.......seen a film about war for 2 months.............

-It's...2 months since I last saw a film about war...........................

8) His brother last went to HCM city twenty years ago

-It's.......20 years since his brother last went to HCM city........

-The last time..His brother went to HCM was 20 years ago.....

-His brother hasn't.....gone to HCM city for 20 years..........

9)The last time Mary met her mother was 3 years ago

-Mary hasn't....meet her mother for 3 years ...........

-Mary last ....met her mother 3 years ago...........

-It's......3 years since mary last met her mother.................

didn't call her up 2 days ago.
I haven't called her uo for 2 days
Did you finish the test an hour ago?
Have you finished the test for an hour?
I started playing tennis last year.
I've played tennis since last year
I haven’t seen him for a week
It’s a week since I last saw him
When did you first see her?
How long have you first seen her?
She didn't learn hard in 2005.
She hasn't learned hard since 2005
He has used the computer since he was 19
He began using the computer when he was 19
Peter has watched that film since last month
It’s last month since Peter last watched that film
The boys began playing soccer a year ago.
The boys have played soccer for a year
Has Dad worked here since I was born?
Did Dad work here when I was born?
The last time We saw her was 2 months ago
We haven ‘t seen her for 2 months
Tom did not work here when I met him on the street
Tom has not worked here sice I met him on the street
This is the first time he forgot his bag
He has never forgotten his bag before
Haven’t you used this car for a long time ?
Did you use this car a long time ago?
Is it the first time your father drunk that wine
Did your father drink that wine before?
This car is the most mordern I’ve used
I’ve never used such the most modern car before
It’s four years since I learnt in Hoa Lien school
I have learnt in Hoa Lien School for 4 years
She last wore that dress at her sister’s wedding
she hasn’t worn that dress since her sister's wedding
When did you start working in that factory?
How long have you worked in that factory?
Nam hasn’t written to his friend since 2005
It is 2005 since Nam last wrote to his friend
It is the first time I have heard about that
I have never heard about that before
They have’t played volleyball since last year
It is last year since they last played volleyball
Mr Nam has worked in this factory for years
Mr Nam started working in this factory years ago
Hoa hasn’t met me since she went abroad
Hoa last met her when she went abroad
Mr Lam started learning French on september 2nd
Mr Lam has learned French since September 2nd
He has used this car since he bought a new house
He began using this car when he bought a new house
She didn't learn hard in 2005.
She hasn't learned hard since 2005
Peter watched this film when he came home.
Peter has watched this film since he came home
It's a week since I last saw her.
I haven't seen her for a week
The boys began playing soccer a year ago.
The boys have played soccer for a year
Did Dad start to work here when I was born?
Has Dad worked here since I was born?
When did you first see her?
How long have you first seen her?
The last time We saw her was 2 months ago
We haven ‘t seen her for 2 months
Tom did not work here when I met him on the street
Tom has worked here since I met him on the street
This is the first time he forgot his bag
He has never forgotten his bag before
Children began to play games at 9pm
Children have played games since 9 p.m
When did you first know her ?
How long have you first known her?
I have never tasted the cake before
This is the first time I've ever tasted the cake
I haven’t played tennis since 1990
The last time I've played tennis was in 1990
I haven’t been to Briton for three years
The last time I've been to Briton was three years ago
I have never met such a famous person before
It’s the first time I've vẻ met such a famous person
I’ve never eaten this before
It’s the first time I've ever reaten this

didn't call her up 2 days ago.
I haven't called her uo for 2 days

Did you finish the test an hour ago?
Have you finished the test for an hour?

Did you finish the test an hour ago?
Have you finished the test for an hour?