Nowadays, most people,in order to keep fit,prefer walking to driving ____necessary.
A.if | B.unless | C.in case | D.as if |
The government is trying to reduce people’s fear _________ they are likely to be affected by the nuclear radiation.
A.whether | B.what | C.that | D.how |
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 |