—Icametoyourhomeyesterdayafternoon,butnobodywasin.—Oh,...

問題詳情：

 —I came to your home yesterday afternoon, but nobody was in.

—Oh, we _________ some shopping in the supermarket.

A. have done         B. did C. were doing       D. are doing

【回答】

C

知識點：動詞時態

題型：選擇題