◎ 题干
Yesterday our teacher __________ a singer to our class.
[     ]
A. invite
B. to invite
C. invited
D. has invited
◎ 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“Yesterday our teacher __________ a singer to our class.[ ]A. inviteB. to inviteC. invitedD. has invited…”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。