So many people violate traffic regulations that we put too much emphasis on the importance of traffic safety.
A. must not
B. should not
C. need not
D. cannot
网友回答
A. must not
B. should not
C. need not
(答案→)D. cannot
解析:考查情态动词。A禁止;B不应当;C不必;D不能。句意:这么多的人违反交通规则,以至于我们不得不强调交通安全的重要性。故D正确。