－Why are the housing prices in big cities going up all the time?

－One reason is that people are ________ into overcrowded cities in great numbers．

breaking

filling

pouring

hurrying

John is ________ than wise．Sometimes he just can’t do things very well．

more brave

braver

very brave

no braver

－Would you please help me fix my computer?

－________．

With pleasure

That’s all right

That’s right

My pleasure

It’s already 10 o’clock．I wonder how it ________ that she was two hours late on such a short trip．

came over

came out

came about

came up

________ what would happen, none of them could find a way out．

Left wondering

Having left wondering

Leaving to wonder

Having left to wonder

Students who pass the test will be ________ to the next grade, as has been announced．

possessed

promoted

proposed

allowed

The present financial crisis has put the world economy in a difficult ________．

occasion

case

background

situation

Now, the world’s focus is all on Shanghai ________ the 2010 world Expo is to be held．

when

whose

where

that

There ________ be any difficulty in passing the oral test since you have practiced a lot in the school．

mustn’t

shan’t

shouldn’t

needn’t

________ you are familiar with the author’s ideas, try reading all the sections as quickly as you possibly can．

Now that

Ever since

So that

As long as