实战口语情景对话 第488期:Dinner 晚餐

重点讲解：
1. up one's sleeve
藏有…想法；留有锦囊妙计；心中另有…高招；
eg. He wondered what Shearson had up his sleeve.
他暗自猜度希尔森究竟有什么高招。
eg. I'd been doing some quiet investigating in the meantime and had an ace up my sleeve.
与此同时，我不动声色地展开了调查，掌握了一张王牌。
2. for sure
无疑；肯定；
eg. You'll have it for sure by the end of the week.
这个周末你一定能收到它的。
eg. For sure today was a not great day for us.
当然今天对我们来说不是非常好的一天。
3. feel free
请随意；不必拘谨；
eg. Go right ahead. Feel free.
开始吧。请便。
eg. If you have any questions at all, please feel free to ask me.
如果有任何问题，请随意提问。