— Can I look at the menu before I make an order? — Of course. ___________, madam.

 — Could I have a word with you, mum? — Oh, dear, if you ______.  

The reason ______ at the meeting for being late was not reasonable.

 With the guide _______ the way, we finally got to the village which we were looking for.

I was about to go to bed _____ one of my old classmates made a call to me.

A live program on TV is calling on people to ______ money or some other things to the people who have suffered from the flood in Henan Province. 

In ______ Chinese culture, marriage decisions were often made by parents for their children.

— Why didn’t she ask for help at that time?— You know, at such a midnight, there was no one ________.

After Yang Liwei succeeded in circling the earth, Chinese astronauts __________ walk in space.

The man I ______ yesterday in the street is my manager.