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()We___attheairportallmornin

日期:20240329
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9?7N8|4{We ___ at the airport all morning before there was any news about our flight.4u:j.t)H3O'D8K*X8A/q.i2y1O

A. have been waiting4u:j.t)H3O'D8K*X8A/q.i2y1O

B. had been waiting4u:j.t)H3O'D8K*X8A/q.i2y1O

C. are waiting4u:j.t)H3O'D8K*X8A/q.i2y1O

英语三年级下册选择题习题
英语三年级下册习题