21. A. interesting B. frightening C. exciting D. strange
22. A. carefully B. gently C. strictly D. slowly
23. A. in the past B. from now on C. up to now D. now and then
24. A. boss B. child C. pupil D. caretaker.
25. A. protect B. repair C. treat D. find.
26. A. tough B. different C. difficult D. upset.
27. A. march B. study C. adventure D. research
28. A. has to learn B. is full of C. means D. will require
29. A. So B. However C. And D. Or
30. A. wish B. request C. order D. hope
31. A. determined B. satisfying C. hardworking D. devoted
32. A. books B. school C. world D. friendship
33. A. deal with B. talk about C. think over D. absorb in
34. A. succeed B. defeat C. cheat D. compete
35. A.come up with B. put forward C.be proud of D. have faith in
36. A. as if B. even if C. in spite of D. the moment
37. A. heart and soul B. bad behaviour C. expensive shoes D. high grades
38. A. argue B. express C. help D. fight
39. A. praise B. spoil C. criticize D. push
40. A. heat B. burn C. test D. exercise