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It is not easy______ the answer to the difficult math problem.
A.to figure out
B.figuring out
C.figure out
D.being figured out
It is not easy______ the answer to the difficult math problem.
A.to figure out
B.figuring out
C.figure out
D.being figured out
At a instant, the magnitudes of velocities of pointsand
in a plane figure are
and
, respectively, and
. Which drawings are impossible for the velocity directions?
A、
B、
C、
D、
At a instant, the magnitudes of velocities of pointsand
in a plane figure are
and
, respectively, and
. Which drawings are impossible for the velocity directions?
A、
B、
C、
D、
1. A brief summary of this chart
2. The change of television and radio audiences
3. A conclusion
Figure: Television and Radio Audiences in a city, October-December, 2006
Change of Television and Radio Audiences
A、to stay
B、to call out
C、to scatter
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