All the club members _______ the floor when they heard someo

All the club members _______ the floor when they heard someone _______ for help.
A.swept; were shouting B.swept; shouted
C.were sweeping; shouting D.were sweeping; shouted
成威威 1年前 已收到1个回答 举报

lm2814 幼苗

共回答了15个问题采纳率:93.3% 举报

C

此题考查过去进行时的基本构成和基本用法。

1年前

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