1. in that case：在那样的情况下

e.g. You don' t like your job ? In that case why don' t you leave ?

你不喜欢这份工作? 那你怎么不辞掉呢?

e.g. He is said to be not at home. In that case, we shall not go there.

听说他不在家, 那么我们不去了。

2. cheer sth. up：（比喻）使某物更加美好

讲解：cheer sb up的意思是“使得某人高兴起来”，这里用了比喻的手法，show something up字面意思是“使得某物高兴的样子”，比喻为“使得某物更添光辉，色彩等”。

e.g. Flowers always cheer a room up.

房间里一有花就满室生辉。

2. show sb. in ：把某人引进（带进）

讲解：show在这里的意思是“引领，指导，指引”。

e.g. We were shown into the waiting-room.

把我们带到了候客室。

e.g. Please show this lady out (of the building).

请把这位太太送出去。

e.g. The usherette showed us to our seats.

女引座员把我们带到座位上。

e.g. Our trained guides will show you round the museum.

我们这些训练有素的导游来带你们参观博物馆。

3. at once：马上，即刻，立刻

e.g. Aileen began at once to unburden her feelings.

爱玲立刻开始发泄她的感情。

e.g. Let s pack up and start at once.

让我们整理好行李立刻出发。

4. with a cold：由于感冒

e.g. I have been shut up with a cold all week.

我因受凉整个星期都关在家里。

e.g. Oh, she's ill in bed with a cold.

哦，她患感冒卧床不起了。

5. or something：诸如此类的

e.g. Mr. Green is a shopkeeper or something.

格林先生大概是店主之类的人。

e.g. He's ill or something.

他大概是病了，还是怎么的。

6. To what do I owe the pleasure.

译：什么风把你出来了？

7. Easier said than done.

译：说起来容易做起来难。