V. Choose the best answer to complete each of the following sentences. 1. If I were you, I _____________ for a new car to buy. A. would look B. will look C. look D. looking 2. If Jenny _____________ ill, she would go out with us. A. isn't B. aren't C. wasn't D. not been 3. If there _____________ fewer cars on the road, there would be less accident. A. is B. were C. are D. be 4. If people really cared about environment, they _____________ waste into rivers. A. didn't dump B. don't dump C. shan't dump D. wouldn't dump 5. You _____________ so tired if you went to bed earlier. A. won't be B shan't be C. couldn't be D. wouldn't be 6. If you really _____________ me, you would buy me a diamond ring. A. loved B. love C. loves D. loving 7. If I knew where she lived, I _____________ and see her. A. will go B. would go C. should go D. went 8. If I _____________ taller, I would buy this dress. A. am B. are C. were D. being 9. Filters do not remove all _____________ from water. A. contaminate B. contaminants C. contaminating D. contamination 10. _____________ is found under the ground in soil, rocks, etc. A. sea water B. salt water C. groundwater D. hot water 11. If I won a lottery, I _____________ a lot on charity. A. spend B. spent C. will spend D. would spend 12. If the supermarket is open, I _____________ some food there. A. will buy B. would buy C. bought D. has bought 13. I will talk to her if you _____________ to do it. A. won't want B. didn't want C. don't want D. doesn't want 14. If I _____________ more money, I would buy a better car. A. have B. had C. will have D. would have 15. The farmer had put down some rat _____________. A. poisoning B. poisoner C. poisoned D. poison 16. _____________ loss can be caused by noise pollution. A. sound B. hearing C. listening D. audio 17. Ships spill oil in oceans and rivers. This leads _____________ the death of many aquatic animals and plants. A. to B. in C. from D. at 18. Households pollute water sources by _____________ waste into ponds, lakes, and rivers. A. damaging B. dumping C. losing D. leading 19. This month’s electricity bill is too high _____________the air conditioner is turned on all the time. A. since B. due to C. although D. because of 20. The government has come _____________ a solution to the water problems of the city. A. up to B. up with C. to with D. on to