1) I know that from A to Z
我很了解这件事
2) I did it in error.
我做错了这件事。
3) Sorry about that.
这事很对不起了。
4) Good,I'm glad to hear that
很好，听到这件事太高兴了
5) This is a sticky business.
这件事情很棘手。
6) That was a neat job.
这件事办得很脆。
参考词条