A 

B

Cd

Dupported Dalked D. chance D. translated B. clgan B. finishgd- B. blamed 4. 5. Bchildren B Influenced II. Vocabulary and grammar 6. I haven't played football since A. have left school 2 years ago. B. leave 7. For many years, illegal hunters C. left D. had left A. have hunted 8. You many kinds of animals for fur, skin, and food. C. has hunted D. hunts B. hunt ring the bell because I have a key. A. may not 9. You D. couldn't C. mustn't B. needn't drink this; it's a deadly poison. A. must D. shouldn't go out tonight." D. may B. needn't C. mustn't 10. My mother permitted me to go out at night. She said"You A. must C. must of extinction. C. dangerous to the environment. C. influence B. need II. Many species of plants and animals are in A danger 12. Cutting down trees causes many A. danger D. dangerously B. endangered D. affects B. gonsequences 13. The water in the city is badly A. pollution 14. The primary causes with toxic waste from local factories. C. polluted D. pollutant B. polluting species extinction are habitat destruction. B. with D. of C. to time for the class. C. with A. in 15. I got up late, but I managed to school just_ B. on D. of 16. For breakfast I had a sandwich and dinner. apple. C. an A. in D. no article B. a 7. The Browns invited us to A. the 8. This computer mustn't A. the D. no articl- C. an B. a after 5 p.m. C. use D. used B. be used 4. uses