1 . _______over everything whenever we want to make a decision, many people believe, and we will have less chance of making mistakes.

A．Think

B．Thinking

C．To think

D．Thought

2 . You must have read about Mark Twain long ago, ____?

A．mustn't you

B．haven't you

C．didn't you

D．needn't you

3 . Work hard at your lessons, ______ you’ll fail the exams again.

A．and

B．but

C．or

D．which

4 . _____ it is to skate on real ice!

A．What fun	B．What a fun
C．How a fun	D．What funs

5 . What you told me the other day is really true,_______?

A．isn’t it

B．isn’t what

C．didn’t you

D．wasn’t it

6 . To test eggs, _______ them in a bowl of water: if they float they’re bad, if they sink they’re good.

A．put	B．putting
C．to put	D．to be putting

7 . Close the door of fear behind you, and you _____ the door of faith open before you.

A．saw

B．have seen

C．will see

D．are seeing

8 . Not only_______ the food in the restaurant, he______ to pay for it.

A．he complained about; also did refuse

B．did he complain about; also refused

C．did he complain about; also did refuse

D．he complained about; also refused

9 . _________ many times, but he still couldn’t understand it.

A．Having been told	B．Though he had been told
C．He was told	D．Having told

10 .        the instructions on the packet when you take the drug and the drug, I think, will work soon.

A．Follow

B．To follow

C．Following

D．Followed