帮我看看这句对不对啊,主语从句中的宾语可不可以是that啊!

题目

帮我看看这句对不对啊,主语从句中的宾语可不可以是that啊!
what i expect for is that my mother bought me a football last sunday.

答案

应该是：1 What I expect is that my mother will buy me a football next Sunday (这是现在期待将来)2 What I expected last week was that my mother wouldl buy me a football soon.(这是过去对将来的期待)3 如果...