12. After the accident, many people were exposed ………….radiation.
A. at B. from C. to D. with
13. Emissions of pollutants into the air can …………. changes to the climate.
A. get on B. end up C. go into D. result in
14. John hasn’t got satellite TV, so he can’t watch the game.
A. John had satellite TV, he could watch the game
B. If John had satellite TV, he could watch the game
C. If John had satellite TV, he could not watch the game
D. If John didn’t have satellite TV, he could watch the game
15. If the local people drink the contaminated water, they(have) ………….health problems.
A. will have B. have C. are having D. had
16. Grace didn’t love the nature, ………….she wasn’t happy when her group went camping in a jungle.
A. so B. and C. but D. because
17. Air ………….together with littering, is causing many problems in our cities today.
A. polluted B. pollute C. polluting D. pollution
18. …………. are chemicals that are used to kill unwated plants, such as weeds.
A. Fertilizers B. Herbicides C. Pollutants D. Pesticides
REWRITE:
1. Go ahead and you will reach the bus station.
à If ………………………………………………………..
2. Do more exercise, or you will be punished by the teacher.
à If ……………………………………………………
3. Because Simon doesn’t live near his mother, he can’t visit her often
à If ……………………………………………………….
