Thestudents busilyintheclassroomwhenMissBrown...
來源:國語幫 2.25W
問題詳情:
The students busily in the classroom when Miss Brown came in to get the book she .
A.had written; left B.were writing; has left
C.had written; had left D.were writing; had left
【回答】
D
知識點:動詞時態與語態
題型:選擇題