my sister rowed a boat last Saturday.对划线部分提问.划线部分为 last Saturday

问题描述:

my sister rowed a boat last Saturday.对划线部分提问.划线部分为 last Saturday

个人认为,应该是这样的:when did your sister row a boat?
因为划线的是时间状语,就是要用when去提问,就可以了