重点讲解：
1. big deal
有什么了不起；
eg. 'You'll miss The Brady Bunch.'—'Big deal.'
“你会错过《布雷迪一家》的。”——“那有什么了不起。”
eg. We're getting a wage increase of 40 a year, before tax. Big deal!
我们工资一年要增加40英镑，未扣除所得税。有什么了不起！
2. never mind
没关系；不要紧；没什么；
eg. Never mind about that.
这没关系。
eg. Never mind, it wasn't important.
算了，并不重要。
3. put on
穿；戴；涂；抹；
eg. He put on a coat with a fur lining.
他穿上一件有毛皮衬里的外衣。
eg. The old man put on his spectacles and started reading.
老人戴上眼镜开始看书。
4. in which case
那样的话；在那种情况下；
eg. It may rain in which case the picnic will be canceled.
可能会下雨，如果那样的话野餐就得取消了。
eg. Members are concerned that a merger might mean higher costs, in which case they would oppose it.
成员们担心合并会导致成本提高，若是那样的话，他们将提出反对。