Choose the best answer for each of the following sentences.
1. We should use reusable water bottles_________of plastic ones.
A. because B. instead C. despite D. however
2. Walking to school will help ________ air pollution.
A. refill B. reuse C. recycle D. reduce
3. The prefix re-in the world reuse means ________.
A. again B. none C. for D. against
4. We should go to school by bike to _________ the energy.
A. save B. protect C. pollute D. spray
5. One of the bad things about ________ is that it can make fish die.
A. noise B. soil pollution
C. water pollution D. air pollution
6. We should find creative ways to reuse old items before _________ them away.
A. breathing B. washing C. hearing D. throwing
7. If there is an earthquake, the villagers ________ in the shelter.
A. will stay B. stay C. stayed D. would stay
8. The town will flood if there ________ a downpour.
A. would be B. is C. was D. will be
9. If the weather _________ good, Linh __________ out with us.
A. is - goes B. will be - goes
C. is - will go D. will be - will go
10. The bear _________ you if you __________ it.
A. attacks - provoke B. will attack - provoke
C. attacks - will provoke D. will attack - will provoke
