Every possible means ________, but none proves successful．

A．has tried

B．has been tried

C．have been tried

D．tried

Customers are asked to make sure that they ________ the right change before leaving the shop．

A．will give

B．have been given

C．have given

D．will be given

We often provide our children with toys, footballs or basketballs, ________ that all children like these things．

A．thinking

B．think

C．to think

D．thought

He gave me a watch as a birthday present．I ________ he would give me a present．

A．didn't think

B．never thought

C．don't think

D．never think

Oh, you are here! I ________ you ________ be here tomorrow!

A．thought, would

B．thought, wouldn't

C．think, will

D．think, would

(经典回放)Meeting her uncle after 20 years is a great surprise for her, ________ she would never forget．

A．if

B．one

C．that

D．what

Catherine bought a postcard of the place she was visiting, addressed(写地址)________ to ________ and then posted it at the nearby post office．

A．it, her

B．it, herself

C．herself, her

D．herself, herself

I'd appreciate ________ if you'd like to reach me how to use the computer．

A．that

B．it

C．this

D．you

His research led to the thief ________．

A．caught

B．catching

C．being caught

D．had been caught

It is difficult to imagine his ________ the decision without any consideration．

A．to accept

B．accept

C．accepting

D．accepted