We didn’t know you were in trouble at that time,_____ we would have given you a hand.

Travelling west, you set your clock ______; travelling east, you set it ahead.

When it comes to a foreign language, he is not ________ quick a learner as his brother.

—Are you worried about the coming exam?
—Only ______.

I won’t see the film tonight. I am busy. ______, it is raining cats and dogs.

Can you believe that in ____ a rich country there should be ___many people.

Young people spend most of their time _________, for they don’t want to stay at home all day.

I’m certain David’s told you his business troubles. _________, it’s no secret that he owes a lot of money to the bank.

The train stopped ______ at lonely little stations, which resulted in a sleepless night.

一 I’d like to go home now．
一 Why not stay here for the night? It is so late now.___,it is raining．