How about后面加do,doing,to do,does中的哪个?为神马?（详情见补充）

How about后面加do,doing,to do,does中的哪个?为神马?（详情见补充） 英语单词后面加do,to do,doing how about doing还是 to do how about to do 和doing think about 加 to do 还是doing? what about加doing还是to do hard后面加doing还是to do refuse后面加to do 还是doing discover后面加to do还是doing? adjust to 后面加doing还是do? spend后面加doing还是to do? how do you like...后面加to do 还是do