1stand 当忍受讲时 后面动词用ing形式,因为keep这个动作是被动的,是别人迟到才让他keep waiting,一直等别人的2long before很久以前的意思 it was not long before 否定后 就是不久以后3因为这里已经有显示时间前后的词later了 所以不能选择before 这里是 It was..that 的强调句...
c d c 1. Though she is very patient, she can not stand (being kept) waiting. 尽管她很有耐心,但是被迫等待让她受不了。2. The fire started on the second floor and it was not long (before) the whol...