核心问题
____ the assignment made his father lose his temper. A. The boy's not having done B. The boy not having done C. The boy's having not done D. The boy having not done 答案为 A。为什么不可以选 B?
词典解答
上面的试题有重大失误:选 A 和选 B 都是正确的。前者用于正式语体,后者用于非正式语体。例如:
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One day the man upstairs heard the sound of children playing in the park. 有一天，住在楼上的那个人听到孩子们在花园里玩耍的声音。
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Most of the diary is a record of big events in Philadelphia. It also includes a description of British soldiers burning Washington. D. C., in the war of 1812. (全国高考,99-阅A)日记大部分记录的是费城的重大事件。它还描述了在1812年战争中英国士兵火烧