5. A. point B. top C. summit D. peak
6. A. distribute B. give C. supply D. donate
7. A. thrifty B. economic C. prosperous D. wasteful
8. A. that B. those C. which D. when
9. A. to B. between C. on D. both
10. A. founders B. consumers C. builders D. suppliers
11. A. coated B. filled C. powdered D. stained
12. A. brightness B. light C. glare D. gaze
13. A. glass-walled B. plastic-walled C. concrete-walled D. mirror-walled
14. A. affect B. assist C. protect D. benefit
15. A. decorations B. utensils C. facilities D. appliances
16. A. more B. much C. few D. little
17. A. population B. People C. Mankind D. race
18. A. intervene B. interfere C. interrupt D. obstacle
19. A. stop B. Pause C. Continue D. terminate
20. A. wish B. desire C. secret D. promise