1. If he (study) ____studies_____________ harder, he can pass an exam.
2. She may be late if she (not hurry) __hurries______________.
3.If you study harder, you (pass) ________________ the exam.
4.If people really cared about the environment, they ( not dump ) __ ______________ waste into the lake.
5. If there was/ WERE no fresh water in the world, what (happen)
_________?
6.If you (be) _________ the president, what would you do to help the environment ?
7.They get sick so often.If they exercised more, they (be) _____________ heathier.
8.If I (have) ________ one million US dollars , I would build more parks in our city.
-> 3 LOAI:
Type 1: ở tương lai : If (HTĐ), Will V/ can V/ May V/ …
TYPE 2: Trái với Hiện tại : If (qkđ), would V
Type 3: Trái với QK: If ( Had PP), would have PP
9. Four countries ____ __________ (visit) by John so far.
10. London ______________ (have) a population of eight million people.
11. Vietnam’s Independence Day __ ______________ (celebrate) on September 02nd .
12. We _ _____________ (visit) Sydney Opera House for several times.
13. Some activities ________ (prepare) to celebrate the lunar new year now.
14. When I came to the stadium, the match (start) _ ___
15. Before she (listen) _ ________ to music, she (do)__ _____ homework.
16. Last night, Peter (go) _ ___________________ to the supermarket before he (go) _________ _________________ home.
17. Most students (leave) __ ____________________ before the volcano (erupt) ________ _______________.
18. I (find) _________________ my pen after I (buy)__________ a new one.
19. Food and medical supplies (deliver)…… ……….yesterday afternoon.
20. In the future, natural diasters (predict)… … …………………… accurately with the help of technology.
21.Three cats (rescue) … ……………………….by the volunteers last Sunday.
22. Two houses (build) …… …………………….in the city every year.
23. The Earth (hold)… ………………………. by the gravity of the sun and orbits around it.
