1.→Because some fashion designers have printed lines of poetry on the "ao dai",It looks modern.

2.→The "ao dai" has been mentioned in poems by poets for centuries.

3.→The design and material used for men were not the same as the design and material used for women.

4.→My father hasn't smoked for two years.

5.→Why don't we use electricity economically?

6.→A whistle will be blown if there is an emergency.

7.→They began working in that factory ten years ago.

8.→He wishes he weren't late.

9.→The soil here is said to be very rich.

10. →Helen has been learnt chinese since 2000.

chúc bạn học tốt!!!!!

1. Some fashion designers have printed lines of poetry on the "ao dai", so it looks modern.
Because some fashion designers have printed lines of poetry on the "ao dai", it looks modern.
2. Poets have mentioned the "ao dai" in poems for centuries.
The "ao dai" has been mentioned in poems by poets for centuries.
3. The design and material used for men were different from those used for women.
The design and material used for men were not used similar with those used for women.
4. My father stopped smoking two years ago.

My father hasn't smoken for two years.
5. Let's use electricity economically.
Why don't we use electricity economically.
6. Someone will blow a whistle if there is an emergency.
A whistle will be blown if there is an emergency.
7. They have worked in that factory for ten years.
They began working in that factory ten years ago.
8. The boy is sorry for being late.
He wishes he were not late.
9. People say that the soil here is very rich.
The soil here is said to be very rich.
10. Helen.started to learn Chinese in 2000.
Helen has learnt Chinese since 2000.

#TIB