Có 4 câu thoi - Mong mng giúp Mark the letter A, B, C or D to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions. 19. You must obey the traffic rules in order to avoid accidents. A. should B. ought to C. have to D. can 20. He cycled to the post office yesterday. A. walked to the post office. B. went to the post office C. went to the post office on foot. D. went to the post office by bike. Mark the letter A, B, C, or D to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions. 21. My house isn't near the airport. A.far from B. far C.next to D. front 22. You must turn right when you are on this street. A. turn down B. turn on C. turn off D. turn left