--Mom, may I play computer games just for a while?
--______! Dad is writing his paper.
A. Help yourself
B. It's up to you
C. Go ahead
D. Behave yourself
It took ______ building supplies to construct these energy saving houses. It took brains, too.
A. other than B. more than
C. rather than D. less than
Though it is 20 years ______ we last met, I still remember the scene______ we got separated on a snowy day.
A. before; where B. before; which
C. since; when D. since; where
She is very dear to us. We have been prepared to do ______it takes to save her life.
A. whichever B. however
C. whatever D. whoever
My grandfather is as ______ as a young man and hates sitting around doing nothing all day.
A. enthusiastic B. energetic
C. talkative D. sensitive
--You look upset. What’s the matter?
--I had my proposal _______ again.
A. turned over B. turned on
C. turned off D. turned down