What do you usually use your computer to do?或for?这个句子是用to do结尾还是for?

问题描述:

What do you usually use your computer to do?或for?这个句子是用to do结尾还是for?
求解答啊····

都行
to do 你用计算机做什么?
for 你用计算机是为了什么?那是不是for doing sth?或 todo sth?恩