If only he ________ quietly as the doctor instructed, he would not suffer so much now．

A．lies

B．lay

C．had lain

D．should lie

________ it rain tomorrow, we would have to put off the visit to the Yangpu Bridge．

A．Were

B．Should

C．Would

D．Will

You didn’t let me drive．If we ________ in turn, you ________ so tired．

A．drove; didn’t get

B．drove; wouldn’t get

C．were driving; wouldn’t get

D．had driven; wouldn’t have got

If you ________ hard at high school, you ________ a college student now．

A．had studied; would be

B．study; should have been

C．had studied; will be

D．study; must be

It was ________ back home after the experiment．

A．not until midnight did he go

B．until midnight that he didn’t go

C．not until midnight that he went

D．until midnight when he didn’t go

Her are two books on the desk, ________ are on computers．

A．both of that

B．all of which

C．both of which

D．non of which

________ made the mother proud was ________ all of her children had been admitted to key universities．

A．What; because

B．What; that

C．That; what

D．That; because

Look at the trouble I am in!If only I ________ your advice．

A．followed

B．would follow

C．had followed

D．should follow

You are saying that everyone should be equal, and this is ________ I disagree．

A．why

B．how

C．what

D．where

The factory produces half a million pairs of shoes every year, 80％ ________ are sold abroad．

A．of which

B．which

C．of them

D．of that