题目内容

未成年工不得安排从事矿山井下等劳动，其年龄范围是（）

A. 满16岁未满20岁
B. 满16岁未满18岁
C. 16岁至18岁
D. 16岁至20岁

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We appreciate your counter-offer but find it too low.

trade balance

We are looking （） the matter and will send you a full reply later.

A. on
B. in
C. into
D. for

Unless you make a reduction of 5%, no business is possible.