The boy was observed __________ basketball at eight o’clock yesterday. A.playingB.playC.to playD.hav

题目简介

The boy was observed __________ basketball at eight o’clock yesterday. A.playingB.playC.to playD.hav

题目详情


The boy was observed __________ basketball at eight o’clock yesterday.
A.playingB.playC.to playD.having played
题型:单选题难度:偏易来源:不详

答案

A

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