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【判断题】
判断 (10分) 重复基本形正、负交替排列指的是:同一基本形在左、右和上、下的位置上, 正、负形交替变换,可以增强黑白对比并产生画面的变化。A.
正确
B.
错误
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【单选题】She was glad the difficulty, which she had thought would remain for a long time, had been ______.
A.
cleared up
B.
pulled back
C.
given in
D.
broken down
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A.
clean, paint
B.
cleaning, painting
C.
cleaned, to paint
D.
cleaning, painted
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