The old lady was nervous, ________ she wasn't used to strangers calling late at night．

A．and

B．for

C．but

D．so

－This white clock radio is suitable for a bedside table．

－Yes, it is．But wouldn't you consider making it a bit ________?

A．cheap

B．cheaper

C．cheapest

D．the cheaper

Victor apologized for ________ to inform me of the change in the plan．

A．his being not able

B．his not being able

C．him not to be able

D．him to be not able

She sold her house ________ she can't help regretting it．

A．or

B．for

C．but

D．so

He was driving so fast as to get himself into a dangerous situation ________ he is likely to lose the control over his car．

A．why

B．where

C．how

D．which

－Excuse me．Could you tell me the way to the nearest post office?

－________ straight on and you'll see a cinema on your right．Then the next building will be the post office．

A．When going

B．Going

C．If you go

D．Go

In front of the whole class, he made his promise ________ he would win the prize．

A．that

B．which

C．what

D．whether

His sister is said ________ in the supermarket when she was doing shopping there yesterday．

A．to be badly treated

B．badly treating

C．being badly treated

D．to have been badly treated

－It is sunny but why did the weatherman say there was a shower in the afternoon?

－Anyway, take an umbrella ________ it rains．

A．as if

B．in case

C．so that

D．even though

The teacher, ________ that his students have difficulty in English grammar, has decided to give them some further drilling．

A．knowing

B．known

C．to know

D．being known