重点讲解：
1. at first 最初；起初；开始时；
例句：At first, he seemed surprised by my questions.
起初，他似乎对我的问题感到惊讶。
2. leave out 排除；不包括；
例句：It didn't seem fair to leave out her father.
将她父亲排除在外似乎不公平。
3. comment on 发表意见；作出评论；
例句："I can't possibly comment on that," Paul said evasively.
“我无法对此发表评论，”保罗闪烁其词地说。
4. serve up （给…）提供，端上（食物）；上（菜）；开（饭）；
例句：He served it up on delicate white plates.
他把它放在精美的白色碟子里端上了桌。
5. in a sense 从某种意义上说；
例句：In buying your children all these things, you are in a sense buying them off.
给孩子买下所有这些东西，从某种意义上说你是在收买他们。
