II Odd one out: 1. A. star B. father C. camera D. garden 2. A. heart B. heard C. learn D. hurt 3. A. fast B. class C. answer D. apple 4. A. check B. recycle C. reuse D. environment 5. A. each B. sea C. need D. idea III. Choose A, B, C for each gap in the following sentence. 1. Now we are living in the city. But We …………….live in the city in the future. A. will B. won’t C. don’t 2. He will………………..some pictures with his camera. A. takes B. taking C. take 3. She thinks we …………..travel to the Moon. A. don’t B. might C. was 4, The opposite of "dangerous " is .................... A.polluted B.good C. safe 5. If we plant more trees, the air ………………be so polluted. A. will B. won’t C. do 6. We can reuse …………….. A. water B. air C. bottles 7. We shouldn’t …………..rubbish on the street. A. throw B. wrap C. turn off 8. Turn ……………..the lights when we go out. A. on B. off C. of 9. Planting more ……………to reduce pollution. A. rice B. flowers C. trees 10. If he ………………..so hungry, he will eat that cake. A. is B. are C.be 11. My father ..................to the zoo tomorrow . A. go B. will go C. goes 12. If we cut down more forests, there..............more floods A. are B. have been C. will be 13. They cancelled their picnic ...........the weather was bad A. because B. when C. but 14. .........the programme is late, we will wait to watch it. A. Because B. Although C. When 15.That is ............................book i have ever read . A. the borest B. the boring C. the most boring 16. It is getting light .Shall I turn ............the light to save electricity A. off B. up C.on 17, The 3Rs ........................for Reduce , Reuse and Recycle. A.stand B.sit C.make