Question

there,in the corner,sat three

There,in the corner,sat three girls,_______.A.sew B.were sewing C.to sew D.sewing

Answer 1

选D sewing
这道题没问题.主句是：There sat three girls.
in the corner 是插入语,
后面的 sewing,是现在分词,做状语,修饰 three girls,姑娘们正在做针线活.