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6 tháng 1 2022

It isn't nesscary for you to go to school so early.

- You don't need to go to school so early.             Hiện tại đơn

when did you start to learn english

- how long have you learnt English?               Hiện tại hoàn thành

- How long has she worked for an ABC bank?

- when did she start working for an ABC bank?                     - Qúa khứ đơn

when did you first know that teacher?

- how long have you known that teacher?                           - HTHT

she started to play the guitar two months ago?

- she has played the guitar for two months.                       - HTHT

4 tháng 7 2017

VI. Rewrite so that the second sentence means nearly exactly the same as the first one.
We have learnt English for 4 years.
We started to learn English 4 years ago.
My father started to give up smoking last year.
My father has given up smoking for a year.
They have worked in that factory since 2001.
They started to work in that factory in 2001.
Lan hasn’t written to Maryam for a month.
Lan didn’t write to Maryam a month ago.
Ha has lived in Hanoi since he was 12.
He started to live in Hanoi when he was 12.
I haven’t seen her for a long time.
I didn’t see her a long time ago.
How long have you learnt French?
How long ago did you learn French?
When did you start to listen to classical music?
How long have you listened to classical music?
I last saw her 10 years ago.
I haven’t seen her for 10 years.
How long have you bought this car?
When did you buy this car?

28 tháng 8 2021

 1 .We started to learn English 4 years ago.

 2. My father has given up smoking for a year.

3. They started to work in that factory in 2001.

4. Lan didn’t write to Maryam a month ago 

5.He started to live in Hanoi when he was 

6.I didn’t see her a long time ago.

7.How long ago did you learn French?

8 How long have you listened to classical music?.

9. I haven’t seen her for 10 years.

10. When did you buy this car?

10 tháng 7 2018

1) he started his career as a teacher 20 years ago

= he has worked as a teacher for 20 years

2) Is this your first visit to our country?

= Havenot you visited to our country before?

3) when did you start to wait for the bus?

= How long have you waited for the bus?

4) when did you move to this house?

=How long have you moved to this house?

9 tháng 1 2022

1 The last time I jogged was 2 months ago.

2 She hasn't visited us for four months.

3 How long have you learnt English?

9 tháng 1 2022

1. The last time I jogged was 2 months ago

2. She hasn't visited us for four months

3. How long have you learnt English ?

21 tháng 6 2018

1. Mrs An didn' t drink coffee when she was young but she s it now.

-Mrs An didn' t use  to drink coffee when she was young.

2. I got up late last year, but now i get up early.

- I used  to get up late last year.

3. Two years ago, my brother often played chess very well but now he doesn't .

- My brother  used to play chess very well two years ago.

4. My father usually played soccer, but now he doesn' t any more .

- My father used  play soccer.

5. When did you begin to study English?

- How long  have you studied English?

6. How long have you studied medicine ?

- When did you begin to studied medicine?

7. When did you start to learn English?

- How long have you learnt English?

8. The last time we ate this kind of food was in January.

- We haven't  eaten this kind of food since January.

9. Hoa has written to me since she moved to London.

- Hoa started  to write to me since she moved to London.

~~Good luck~~

1 tháng 7 2018

\(\left(1-\frac{1}{2}\right)\left(1-\frac{1}{3}\right)\left(1-\frac{1}{4}\right)...\left(1-\frac{1}{2012}\right)\)

\(=\frac{1}{2}.\frac{2}{3}.\frac{3}{4}.\frac{4}{5}...\frac{2010}{2011}.\frac{2011}{2012}\)

\(=\frac{1.2.3.4...2010.2011}{2.3.4.5...2011.2012}\)

=\(=\frac{1}{2012}\)

12 tháng 8 2017

1. How often is it since you last saw Tom ?

=> When ....did you see Tom.........

2. How long have you learnt French ?

=> How long ago ....did you learn French........

3. When did you start to listen to classical music ?

=> How long .......have you listened to classical music...............

4. It's a pity, I can't play the piano

=> I wish ......I could play the piano

12 tháng 8 2017

viết lại câu :

1. How often is it since you last saw Tom ?

=> When .............did you last saw tom ?.......................................

2. How long have you learnt French ?

=> How long ago .....did you learn french ?................................

3. When did you start to listen to classical music ?

=> How long .................have you listened to classical music ?...................................

4. It's a pity, I can't play the piano

=> I wish .....i could play the piano.............................................

13 tháng 3 2020

1. He started being her when he was 12.

2. Lan didn't write to me a month ago.

3. My father has given up smoking since last year.

4. How long have you listened to classical music ?

5. I haven't seen her for 10 years.

6. When did you buy this car?

14 tháng 8 2020

Cách chuyển đổi câu giữa thì hiện tại hoàn thành và thì quá khứ đơn (lớp 6)

1,It is two months since we last was?

2,How long ago did you start/begin to write this book?

3,When did you start/begin learning how to drive a car?

4,When did Mr.Ba start/begin buying this flat?

5,It is the first time I have ever talked to headmaster

6,When did she start/begin writing an e-mail?

7,I've never worst film before

8,Is this me go to school late?

9,It is five months since he hasn't come back to his home village

10,The last time I have ever spoken to her

ks nhé!Học tốt!:))

15 tháng 8 2020

1. We haven't been to this restaurant for two months.

=> It is two months since I last was to this restaurant.

2. When did you begin to write this book?

=> How long have you written this book?

3. How long have you learnt how to drive a car?

=> When did you start to learn how to drive a car?

4. How long is it since Mr Ba bought this flat?

=> When did Mr Ba start to buy this flat?

5. I've never talked to the headmaster before.

=> It's the first time I have ever talked to the headmaster.

6. How long is it since she wrote an e-mail?

=> When did she start to write an e-mail?

7. That's the worst film I've ever seen.

=>I've never seen such an bad film before.

8. Have you gone to school late before?

=> Is this the first time you have gone to school late?

9. He last came back to his home village five months ago.

=> It's five months since he last came back to his home village.

10. It's three years since I last spoke to her.

=>The last time I spoke to her is three years ago.

29 tháng 6 2017

1. I last read a book on September 20 th
=> I haven't ...read a book since September 20th....
2. Sue began to be interested in healthy eating 3 years ago
=> Sue has ..been interested in healthy eating for 3 years..
3. I have never seen that play before
=> It's the first time ..I have ever seen that play....
4. The last time I saw Mai was at Lan's party
=> I haven't ..seen Mai since Lan's party..
5. When did you start learning English?
=> How long...have you learned English?..
6. I haven't had my hair cut for 2 months
=> It's ...2 months since I last had cut my hair..
7. Thank you for helping me
=> It was kind .of you to help me..

29 tháng 6 2017

1. I haven't read a book since September 20 th.

2. Sue has been interested in healthy eating for 3 years.

3. It's the first time I have ever seen that play.

4. I haven't seen Mai since Lan's party.

5. How long have you learnt English.

6. It's 2 months since I last cut my hair.

7. It was kind of you to help me.

28 tháng 6 2018

Rewite the following sentences with the words given:

1. He has live in Hà Nội since he was 12.

-> He started living in Hanoi when he was 12.

2. I haven't met her for a long time

-> I didn't.meet her a long time ago

3.How long have you learnt French?

-> How long ago have you started learning French?

4. How long have you bought this car?

 -> When did you buy this car?

5. When did you start to listen to classical music?

->How long have you listened to classical music?

6. I saw her 10 years ago

-> I haven't seen her for 10 years

~.~

26 tháng 6 2018

oc cho