Thomas Alva Edison didn’t “invent” the light bulb (灯泡), but rather he ______ a 50 –year –old idea, which is not well –known. 
#84032
A
improved upon
B
take down
C
put up
D
break away
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Sorry, LiMing, I’m afraid I have to ______. Someone is calling me.
#81281
A
ring over
B
ring off
C
ring out
D
ring up
—I think G.E.M. is a talented singer.  —I agree with you ______.
#64214
A
in a way
B
on the way
C
by the way
D
in the way
One you_____drugs, it’s hard to manage to get rid of them.
#82745
A
get through
B
get off
C
get into
D
get down