Action must be taken to prevent that factory from heavy smoke into the air.A. giving offB

发布时间：2020-08-16 11:51:26


Action must be taken to prevent that factory from      heavy smoke into the air.
A. giving off
B. putting away
C. escaping from
D. dealing with

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(答案→)A. giving off
B. putting away
C. escaping from
D. dealing with
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