【推荐1】Notices in the waiting room requested that you can neither smoke ________ shout loudly.

A．and

B．or

C．so

D．nor

【推荐2】The great use of a school education is not so much to teach you things ________ to teach you the art of learning.

A．than

B．rather than

C．nor

D．as

【推荐1】He bought a CD card _______ a flower in the super market.

A．but

B．except

C．except for

D．as well as

【推荐2】They wanted to charge $5,000 for the car, _______ we managed to bring the price down.

A．but	B．so
C．when	D．since

【推荐3】Detective Sam Peterson told the journalists ________ they hadn’t dismissed the idea that Justin was taken away by the aliens, they were looking into other possibilities.

A．when	B．while
C．unless	D．until