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They having lunch the party. ( )A. am; atB. are; atC. are; about

编辑:chaxungu时间:2026-04-28 11:47:12分类:小学英语题库

【题目】They _______ having lunch ______the party. ( )

A. am; atB. are; atC. are; about

【答案】B

【解析】