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【简答题】
色彩应用在标志设计中,注意事项是什么?
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举一反三
【单选题】Generally speaking, prices of daily goods ______ through the Internet are lower than store prices．
A.
to buy
B.
are bought
C.
buying
D.
bought
【单选题】Generally speaking，prices of daily goods through the Internet are lower than store prices.
A.
bought
B.
are bought
C.
buying
D.
to buy
【单选题】一质点沿半径为 R=0.1m 的圆周运动,其角位移θ可用下式表示: θ =2+4t 2 2 (SI) .当 切向加速度大小恰为总加速度 大小的一半时, ,其角位移 θ =
A.
π/6
B.
π/3
C.
2.87 rad
D.
3.73 rad
【单选题】Prices of daily goods ______ through a computer can be lower than store prices.
A.
are bought
B.
bought
C.
been bought
D.
buying
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