54.A. neighbors B. friends C. drivers D. writers
53.A. crazily B. eagerly C. noisily D. early
52.A. office B. flat C. place D. garage
51.A. comfort B. help C. forgive D. please
50.A. hope B. know C. suppose D. suggest
49.A. on end B. so long C. like that D. any more
48.A. working B. driving C. returning D. cooking
47.A. put B. wrote C. sent D. discovered
46.A. an instruction B. a result C. an answer D. a chance
45.A. room B. area C. front D. side