题目内容

向钢水喂丝时，线卷周围()m以内不应有人。

A. 6
B. 7
C. 8
D. 5

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【C4】

A. lose
B. leave
C. drop
D. fall

【C16】

A. In response to
B. In relation to
C. In contrast to
D. In addition to

【C19】

A. under way
B. on track
C. in accord
D. at odds

【C18】

A. occupations
B. employees
C. companies
D. careers