42. A. dropped                 B. placed                   C. threw                     D. put

41. A. Somebody               B. Nobody                        C. Anybody                D. Everybody

40. A. found                       B. made                     C. passed                    D. produced

39. A. an idea                     B. a way                    C. an answer               D. a chance

38. A. why                               B. how                              C. where                    D. when

37. A. professors              B. colleges                        C. students               D. schools

36. A. carefully                  B. quietly                    C. slowly                   D. clearly

35. A. class                        B. subject                   C. lesson                    D. course

34. A. far                           B. different                C. absent                    D. free

33. A. studying                  B. eating                     C. speaking                D. sleeping