Mother often _____ housework on the weekend.A.do B.does C.did应该选择哪个?

题目

Mother often _____ housework on the weekend.A.do B.does C.did应该选择哪个?

答案

B
Mother单数
often 现在时态
on the weekend一般时态
意为 妈妈经常在周末做家务.