题目内容
(请给出正确答案)
[主观题]
An exciting and original topic must be any two interests combined.A.RightB.WrongC.Not ment
An exciting and original topic must be any two interests combined.
A.Right
B.Wrong
C.Not mentioned
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An exciting and original topic must be any two interests combined.
A.Right
B.Wrong
C.Not mentioned
第4题
当使用两个或三个面签时,次要危险特性警示面签应放在主要危险特性警示面签的()。
A.右边或上边
B.右边
C.上面
D.怎么都可以
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