19. They________a lot of suggestions for improving the workers’ living conditions.A.put out B.put fo

题目简介

19. They________a lot of suggestions for improving the workers’ living conditions.A.put out B.put fo

题目详情


19. They________a lot of suggestions for improving the workers’ living conditions.
A.put out B.put forward C.put on D.put in
题型:单选题难度:偏易来源:不详

答案

B

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