1. A. customer B. sticker C. student D. question 2. A. stay B. listen C. study D. start 3. A. stop B. castle C. station D. stamp 4. A. recycle B. reusable C. article D. usually 5. A. single B. plastic C. simple D. bottle 6. A. social B. people C. talk D. useful 7. A. around B. about C. country D. found 8. A. plants B. jars C. gardens D. throws 9. A. elephants B. protects C. handbooks D. cleans 10. A. foxes B. bottles C. clothes D. magazines II. Choose the word whose main stressed syllable is placed differently from that of the other in each group. 1. A. station B. bottle C. reuse D. donate 2. A. wildlife B. protect C. purpose D. useful 3. A. charity B. hospital C. library D. recycle 4. A. recycling B. container C. newspaper D. direction 5. A. supermarket B. community C. environment D. imperative