The paintings are on show in the history museum.A. on timeB. on watchC. on dutyD. on displ

发布时间：2020-08-23 09:52:47

The paintings are on show in the history museum.
A. on time
B. on watch
C. on duty
D. on display

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A. on time
B. on watch
C. on duty
(答案→)D. on display
解析：on time 按时,准时;on watch 值班,监视;on duty值班,上班;on display展览,公开展出.句意:这些绘画正在历史博物馆展出.结合语境可知选D.
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