I. Word form
1. Fish and many other animals are killed by (pollute) ………… in their habitat.
2. Astronomers are concerned about light pollution because they have (difficult) …… in view activities in the sky and outer space.
3. (nature) …………. habitats have been destroyed in recent years.
4. Light pollution makes us (able) …………. to see the stars in the sky.
5. The tent will be used for medical camps and temporary (accommodate) ……. After the earthquake in Nepan.
6. Apple Inc. has been one of the (lead)………. In the computer software field.
7. My brother works as a lab (technique) …………at a large company
8. He has carried out extensive research into (renew) ……. energy sources such as the water or wind energy.
II. Verb form
1. I (do) ………….. my homework while Nick (watch)……….. TV last night.
2. Unless they (pass) ……….. their examinations, they would join the army.
3. What you (do) ……. at 8 p.m yesterday?
4. If we had the key now, we (solve) …………. the problem of traffic jam.
5. Stop (argue) ……… and start (work)………..
6. Steve used (be) ………. a football player. He has to stop (play)………. because of an injury.
7. Don’t try (persuade) ……………. me. Nothing can make me (change) ……….
8. The hot weather (expect) …………. to continue while there were longer hours of sunshine.
9. The film (begin) ……….. when we (arrive) ……….. at the cinema yesterday.
10. Tomorrow the dam (close) ………. to prevent salt water from entering the fields in Tien Giang Province.
III. Rewrite the sentences:
1.The water temperature increases. Some aquatic creatures are unable to reproduce.
>> If..................................................
2. We turn on the heater all the time. We have to pay three million dong for electricity a month
>> If.................................................
3. Because it rained heavily, the road in front of my house was flooded.
>> Due to...........................................
4. Did the storm destroy the whole village? (passive)
>> Was............................................
5. Minh: “I overslept this morning”
>> Minh said......................................
6. Olive “Chau, I’m leaving Vietnam tomorrow”
>> Oliver told Chau .................................