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【判断题】
画组合体的顺序应该先画主要形体,再画细节部分,先画可见部分,再画不可见部分。A.
正确
B.
错误
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【单选题】---Why ____ go to the supermarket with us ? ---Sorry , he is doing his homework now.
A.
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B.
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C.
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A.
380V
B.
220V
C.
190V
D.
110V
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【简答题】Let us go now, _____?
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