可以用why not doing

可以用why not doing why not +doing还是do why not +什么 doing?do? why not to do 还是why not doing 是why not do sth.还是why not doing sth. why not to do还是why not doing why not 后跟do 还是doing? why not do sth 还是doing sth Why not 后面+doing 还是to do? why not doing sth还是why not do sth还是why not to do sth why don't you do=why not doing 用why not do sth.和what about doing sth.句型造句用why not do sth.和what about doing sth.句型造句 亲, 2/7这类分数用英语怎么说Why not+ do 还是 doing 英语,建议对方意见时?Would you like to do Why not do sth.How about + doing 还可以? why not doing sth和 why not do sth的区别 why not后加什么呢?“doing”还是“不定式”? why not后面是doing sth还是 to do sth why not后加do还是doing还是to do?