1. The last time I swam in the sea was three years ago.

- I haven’t ___________________________________________________________

2. The last time you phoned me was some days ago.

- You haven’t ________________________________________________________

3. The last time we visited Da Lat was in 2014.

- We haven’t _________________________________________________________

4. The last time they played football with me was last Sunday.

- They haven’t _______________________________________________________

5. The last time she watered the flowers in the garden was two days ago.

- She hasn’t _________________________________________________________

6. The last time he attended university was in 2018.

- He hasn’t __________________________________________________________

7. The last time it was sunny was on Monday.

- It hasn’t ___________________________________________________________

8. The last time Nam spoke English with me was last week.

- Nam hasn’t ________________________________________________________

9. I started doing English exercises at half past four.

- I have ______________________________________________________________

10. She has never make Banh Chung before.

- This is ______________________

** Practice 2

1. It’s three years since I last swam in the sea was

- I haven’t ___________________________________________________________

2. The last time you phoned me was some days ago.

- You haven’t ________________________________________________________

3. The last time we visited Da Lat was in 2014.

- We haven’t _________________________________________________________

4. The last time they played football with me was last Sunday.

- They haven’t _______________________________________________________

5. It’s two days since she last watered the flowers in the garden.

- She hasn’t _________________________________________________________

6. The last time he attended university was in 2018.

- He hasn’t __________________________________________________________

7. The last time it was sunny was on Monday.

- It hasn’t ___________________________________________________________

8. The last time Nam spoke English with me was last week.

- Nam hasn’t ________________________________________________________

9. I started doing English exercises at half past four.

- I have ______________________________________________________________

10. She has never make Banh Chung before.

- This is _____________________________________________________________

2 Dạng 4: Đã bao lâu kể từ khi ai làm gì ó Ai đã không làm gì được bao lâu

- It’s two days since I last met him. => I haven’t met him for two days.

* Practice 1:

1. It’s some months since Vietnam last played against Thailand.

- Vietnam hasn’t

2. It’s 21 years since I last met my high school friends.

- I haven’t

3. It’s hours since we last had some food.

- We haven’t

4. They haven’t sent me any emails for many days.

- It’s many days

5. He hasn’t visited her family for one year.

- It’s

6. It’s an hour since I last saw her in the class.

- I haven’t

7. She hasn’t worn her wedding dress for ten years.

- It’s

8. It’s ten minutes since I last texted my friends.

- I haven’t

9. The nurses haven’t given me any medicine since Sunday.

- It’s

10. It’s many years since he last came to Ho Chi Minh City.

- He hasn’t

Dạng 4: Đã bao lâu kể từ khi ai làm gì ó Ai đã không làm gì được bao lâu

- It’s two days since I last met him. => I haven’t met him for two days.

* Practice 1:

1. It’s some months since Vietnam last played against Thailand.

- Vietnam hasn’t ______________________________________________________

2. It’s 21 years since I last met my high school friends.

- I haven’t ___________________________________________________________

3. It’s hours since we last had some food.

- We haven’t __________________________________________________________

4. They haven’t sent me any emails for many days.

- It’s many days ________________________________________________________

5. He hasn’t visited her family for one year.

- It’s _________________________________________________________________

6. It’s an hour since I last saw her in the class.

- I haven’t _____________________________________________________________

7. She hasn’t worn her wedding dress for ten years.

- It’s _________________________________________________________________

8. It’s ten minutes since I last texted my friends.

- I haven’t ____________________________________________________________

9. The nurses haven’t given me any medicine since Sunday.

- It’s _________________________________________________________________

10. It’s many years since he last came to Ho Chi Minh City.

- He hasn’t ____________________________________________________________

** Practice 2

1. It’s three years since I last swam in the sea was

- I haven’t ___________________________________________________________

2. The last time you phoned me was some days ago.

- You haven’t ________________________________________________________

3. The last time we visited Da Lat was in 2014.

- We haven’t _________________________________________________________

4. The last time they played football with me was last Sunday.

- They haven’t _______________________________________________________

5. It’s two days since she last watered the flowers in the garden.

- She hasn’t _________________________________________________________

6. The last time he attended university was in 2018.

- He hasn’t __________________________________________________________

7. The last time it was sunny was on Monday.

- It hasn’t ___________________________________________________________

8. The last time Nam spoke English with me was last week.

- Nam hasn’t ________________________________________________________

9. I started doing English exercises at half past four.

- I have ______________________________________________________________

10. She has never make Banh Chung before.

- This is _____________________________________________________________

the water in this river is highly polluted ,so we can't go swimming in it--> because
the weather was cold , so we had to cancel your picnic-->because

nga was careless,so she broke the cup --> since

the bus it late,so Lan is going to be late for school-->since

ba stayed up late watching tv, so he was tired--->since

it ranined very heavily , so we didn't go out for lunch-->since

there was a big storm , so we delayed our trip to london-->as

nga has had a sore leg , so she had diffculty in walking-->as

it  raining very heavily ,so we took your umbrella --> because