I.1-6 CACAAA II. 1. enough 2. dustbin 3. cause 4. necessary 5. energy III. 1. is bad for 2. in thedaytime 3. walk on 4. to give up smoking 5.throwabout IV. 1. Wash 2. Don’t stay 3. Does, give 4. Is, good or bad V. 1. relax 2. coughs 3. smoking 4. cause 5. give