◎ 题干

-----Is there any news for the missing boy?
------Yes, he was observed _______computer games at 8o’clock  yesterday.
A.playB.playedC.to playD.playing
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“-----Is there any news for the missing boy? ------Yes, he was observed _______computer games at 8o’clock yesterday.A.playB.playedC.to playD.playing…”主要考查了你对  【现在分词的被动式】【现在分词】【不定式的被动式】【过去分词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。