happen, take place, breakout, occur (1) happen 往往表示偶然性的没预料到的事情的“发 生 . How did the accident happen? You'd better let me know. (2) take place 表示必然性的“发生 或指是布置或策 划好某事后“举行 的. Great changes have taken place in our country these years. 这些年我国发生了巨大的变化. (3) break out 表示地震.战争.火灾.疾病等“突然发 生 .“爆发 A fire broke out in the neighborhood last night. (4) occur 相当于 happen It is said that the traffic accident OCCUlTed at midnight. [联想] 主语 (人) + happen + 动词不定式 It + happen + that从句 I happened to see him in the street. 【
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