Their house _________ mine in having no garage．

A．different from

B．differs from

C．differs

D．differs with

I _________ my success to my family’s support．

A．devote

B．contribute

C．refer

D．owe

It is _________ pleasant to take a crowded bus．

A．by no means

B．by means of

C．by all means

D．by any means

It is uncertain _________ side effect the medicine will bring about,although about two thousand patients have taken it．

A．that

B．what

C．how

D．whether

Children who are not active or _________ diet is high in fat will gain weight quickly．

A．what

B．whose

C．which

D．that

People were perhaps more honest a long time ago when life was very different from _________ it is today．

A．which

B．that

C．what

D．how

How can he get the job? He didn’t even _________ it．

A．ask

B．send for

C．apply for

D．apply to

It is the first time that Martin has been to the South Pole, _________?

A．isn’t he

B．hasn’t he

C．isn’t it

D．hasn’t it

If it _________ for the heavy rain then, we would have arrived here ahead of time．

A．shouldn’t be

B．weren’t

C．had not been

D．be not

We should protect the environment, for plenty of fresh air _________ to good health．

A．adjust

B．contributes

C．distributes

D．appeals