Question

While I __________to the English programes, mother_______outside.
A. listened; was washing            B was listening;washed
C was listening; was washing        D listened; was washing

Answer 1

C

考查时态。While引导的句子通常用进行时态。句意：当我在听英语节目的时候，妈妈正在外面洗衣服。所以选C。