1. We began studying Chinese in 2019.

=> We have studied Chinese since 2019.

2. She began to water the trees at six o`clock.

=>She has ___watered the trees since six o'clock.___

3. They started working here last year.

=> They ____have worked here since last year.___________________

4. He has collected stamps since 2020.

=>He began ____collecting stamps in 2020____________________

2. She has watered the trees since six o'clock

3. They have worked here since last year

4. He began collecting in 2020

2. Nam began to fix his bike 20 minutes ago.

è Nam _____have fixed his bike for 20 minutes _________

3. When did you begin collecting stamps ?

è How long _____have you collected stamps_____________________ ?

4. They have learnt Japan for three months.

è They started ____learning Japanese 3 months ago __________

2. Nam has fixed his bike for 20 minutes

3. How long have you collected stamps?

4. They started to learn Japan 3 months ago.

1.The last time I played football was in 1970.
=> I haven't played football since 1970.
2. The last time it rained was a fortnight ago.
=> It hasn't rained for four night.
3. The last time Lucy wore that dress was at Barbara’s wedding.
=> Lucy hasn't worn that dress since Barbara's wedding.
4. The last time my father was to Vung Tau was 2 years ago.
=> My father hasn't been to Vung Tau for 2 years.
5.The last time Betty rode to work was a fortnight ago.
=> Betty hasn't ridden to work for fornight.
6.He hasn’t played tennis since 1990.
=> The last time he played tennes was in 1990.
7.I haven’t met her for 2 months.
=> The last time I met her was 2 months ago.

B –

S + V QKĐ – start / begin + ………………… + ago

↔ S + V HTHT / HTHTTD + ………………… + since / for (bỏ start / begin)


Rewrite the following sentences, using the words given.
Ex: - He started workingfor this factory a year ago.
(He has been working for this factory since last year / for a year.
1.Tom began playing the piano 4 years ago.
=> Tom has been playing the piano for 4 years.
2. I started cooking for the party 4 hours ago.
=> I have been cooking for the party for 4 hours.
3. She started working as a secretary 2 years ago.
=> She has been working as a secretary for 2 years.
4. My father is reading a newspaper. He started 2 hours ago.
=> My father has been reading a newspaper for 2 hours.
5.My sister began to study English a year ago.
=> My sister has been studying English for 1 year.
6.Scientists began to fight against AIDS in 1980.
=> Scientists have been fighting against AIDS since 1980.
7.The Browns have been living in London for 20 years.
=> The Browns began to living in London 20 years ago.
8. John has worked for this electronics firm since 1999.
=> John started working for this electronics firm in 1999.
9. Women have been fighting for their rights since the middle of the 20thcentury.
=> Women began to fight for their rights in the middle of the 20th century.
10. Jack and Jill have learned to drive for 2 weeks.
=> Jack and Jill started learning to drive 2 weeks ago.
11. How long have you studied English?
=> When did you started studying English?
12. When did you begin to do research on lung cancer?
=> How long have you begun to do research on lung cancer?
C-

S + V HTHT – PĐ + ………… +before
↔ It / This is the first time + S + V HTHT – KĐ +………… (bỏ before)


Rewrite the following sentences, using the words given:
Ex : I haven’t seen that film before.
(It / This is the first time I have seen that film.
1.My father hasn’t driven a car before.
=> This is the first time my father has driven a car.
2.I’ve never met such a famous singer before.
=> It’s the first time I have met such a famous singer.
3.She has never been to the ballet before.
=> It’s the first time she has been to the ballet.
4.She hasn’t drunk Coca Cola before.
=> This is the first time she has drunk Coca Cola.
5.I have never read this book before.
=> It’s the first time I have read this book.
6.I have never met such an intelligent student before.
=> It’s the first time I have met such an intelligent student.
7.This is the first time my grandfather has been to

PAST SIMPLE TENSE + PRESENT PERFECT TENSE (3) Exercise 1: Choose the best answer to complete the following sentences

1. There _________ a serious food in this area last year.

A. was B. has been C. were D. have been

2. She _________ me good health and success on my last birthday.

A. wished B. wishes C. has wished D. wishing

3. The last time they __________Ha Noi was in 2008.

A. visit B. visited C. visiting D. have visited

4. She __________her project yet.

A. hasn’t finished B. has finished C. finished D. didn’t finish

5. I __________English since I was a child.

A. have learn B. has learnt C. learnt D. have learnt

6. Last week, I ___________Ha Long Bay with my family.

A. visited B. visit C. am visiting D. have visited

7. She ___________five novels so far.

A. have written B wrote C. writes D. has written

8. They first __________each other in 2009.

A. meet B. met C. will meet D. have met

9. We have been good friends since we________at School.

A. are B. were C. have been D. was

10. There ________an outbreak of coronavirus in the world lately.

A. were B. was C. has been D. have been

Exercise 2: Rewrite the following sentences using past simple and present perfect tenses.

11. I began watching TV three hours ago.

A. I have watched TV for three hours.

B. I have watched TV for three hours ago.

C. I have watched TV since three hours.

12. The last time she ate fast food was in January.

A. She has eaten fast food since January.

B. She hasn’t eaten fast food since January.

C. She hasn’t eaten fast food for January.

13. He has played soccer since three o’clock.

A. He started to play soccer at three o’clock.

B. He started to play soccer three o’clock ago.

C. He started to play soccer three o’clock before.

14. I haven’t met her for a long time.

A. It’s a long time since I have met her.

B. It’s a long time since I haven’t met her.

C. It’s a long time since I last met her.

15. Tuan started to do his homework ten minutes ago.

A. Tuan has done his homework since ten minutes.

B. Tuan has done his homework for ten minutes.

C. Tuan have done his homework for ten minutes.

16. When did you study English?

A. How long have you studied English?

B. How long did you study English?

C. How long has you studied English?

17. They began building this house 2 months ago.

A. They haven’t built this house for 2 months.

B. They have built this house for 2 months ago.

C. They have built this house for 2 months.

18. My father started to work in this factory last week.

A. My father has worked in this factory in last week.

B. My father has worked in this factory for last week.

C. My father has worked in this factory since last week.

19. How long has he worked in the garden?

A. When has he worked in the garden?

B. When did he start to work in the garden?

C. When did he started to work in the garden?

20. How long ago did you learn music?

A. How long have you learnt music?

B. How long have you started to learn music?

C. How long did you learn music?

1/Samel has kept a diary since 1997

2/We have learnt english for 5 years

3/I have lived in HCM city since I was 8

4/She started teaching the children in this remote village 5 months ago

5/She last wrote 5 years ago

6/The last time he wrote was April

7/They haven't talked for 2 months

8/They haven't seen her elder sister since 1999

9/It is years since she last wrote to me

10/It's ten years since Robert and Catherine married

`1`/Samel has kept a diary since 1997

`2`/We have learnt english for 5 years

`3`/I have lived in HCM city since I was 8

`4`/She started teaching the children in this remote village 5 months ago

`5`/She last wrote 5 years ago

`6`/The last time he wrote was April

`7`/They haven't talked for 2 months

`8`/They haven't seen her elder sister since 1999

`9`/It is years since she last wrote to me

`10`/It's ten years since Robert and Catherine married

`->` 

I haven't seen Nam since Christmas

Lan hasn't written to Maryam for 1 month

They last been to the movies for a long time

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?