If you lose something on a bus or train or in a station, please call Lost & Found at 202-962-1195.
如果你在公共汽车上、火车上或是车站丢失了什么东西,请拨打失物招领处电话202-962-1195。
If I were you, I’d study finance.
如果我是你,我就学金融。
We would have got wet all over if we hadn’t taken the umbrella.
如果那时没带伞,我们全身就会湿透了。
Let me see if I can help you.
我看看能否帮助你。
Brian rarely, if ever, goes to bed before 11:00 p.m.
布莱恩难得在晚上11点之前睡觉。
Have you ever been here? And if so how many times?
你来过这儿吗?如果来过,来过几次呢?