I knew I shouldn't accept anything from such a person, but I found ________ difficult to turn down his ________．

A．it; offer

B．me; plan

C．that; suggestion

D．it; request

I found ________ impossible for ________ to answer such a question in so short a time．

A．it; he

B．that; he

C．that; him

D．it; him

It is generally believed that teaching is ________ it is a science．

A．an art much as

B．much an art as

C．as an art much as

D．as much an art as

－Is everything going all right?

－Well, ________．

A．not so smooth as expected

B．not so smooth as expecting

C．not so smoothly as expecting

D．not so smoothly as expected

They will ________ us in the game．

A．join

B．take part in

C．attend

D．join in

The speech by the mayor of Shanghai before the final voting for EXPO 2010 is strongly impressed ________ my memory．

A．to

B．over

C．by

D．on

He bathed and had dinner, giving everyone the ________ that there was no danger．

A．sign

B．sight

C．impression

D．expression

I'm not used to the way you speak to me．________, I don't want to continue our conversation．

A．In other words

B．In a word

C．In words

D．In word

Your performance in the driving test didn't reach the required standard－________, you failed．

A．in the end

B．after all

C．in other words

D．at the same time