◎ 题干
The boys __________ themselves last night, did they?
[     ]
A. enjoyed
B. didn't enjoy
C. haven't enjoyed
D. have enjoyed
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“The boys __________ themselves last night, did they?[ ]A. enjoyedB. didn't enjoyC. haven't enjoyedD. have enjoyed…”主要考查了你对  【一般过去时】  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。