重点讲解：
1. add up to 合计为；
例句：I don't think these facts will add up to anything.
这些事实我看不说明任何问题。
2. look forward to sth./doing sth. 期待；盼望；预期；
例句：The children were eagerly looking forward to the party.
孩子们热情地期待着晚会。
3. wind up (in) sth./doing sth. 最终沦落到；最终落得；（以…）告终；
例句：I always said he would wind up in prison.
我以前一直说他终归要进班房。
4. be good at 擅长的；精通的；能干的；
例句：He is good at teaching his students to reason.
他擅于教导学生如何推理。
5. amount to 等同；接近；
例句：In fact,your ambiguous words amount to a refusal.
实际上，你说的那些模棱两可的话等于是拒绝。