5.resent doing sth.
6.for her not being able to
7.unfaithfulness
respectful=full of respect
8.occurance
9.well-informed 消息灵通的
informer 告密者
10.d ie of old age
11.f eel a pity for him
12.get by通过；过得去；过活；获得认可
get by with用...对付过去；做（某事）而没有被发现或受责备
e.g. Do you get by with the money we have sent to you?
我们给你寄的钱够你凑合用么？
get over 克服；恢复；熬过；原谅
13.A s is often the case with many freshmen
就像许多大一新生一样
14．Any country will sooner or later fall behind if not keeping up with the times.
15. The size of the audience, as we had expected, was well over one thousand.
正如我们预期的那样，观众远远超过1000人