英语造句急!why not do sthwhy don't you do sth

英语造句急!why not do sthwhy don't you do sth 用why not do sth造句 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, don't you do sth=why not do sth造句,词组造20句子, why not do sth 还是doing sth 是why not do sth.还是why not doing sth. why not doing sth还是why not do sth还是why not to do sth 短词造句：encourage sb give sb support help sb(to)do sth why not do 11.forget to do sth造句 10.forget doing sth造句 12.enjoy doing sth造句 13.want to do sth造句 14.start doing sth造句 15.stop doing sth造句 16.dislike doing sth造句 17.keep doing sth造句 18.why not do.sth造句 19.so＋adj.＋that＋从 why do not you...造句 why not do sth sb放哪? why not do sth ?的用法 why not to do sth对吗?waiting why do not do sth与why not do sth有什么区别? must do sth must not do sth 造句 各三个 must do sth must not do sth 造句 各三个 why not后面是doing sth还是 to do sth let sb not do sth中英文 都有 快 急.造句 快 .急、、、、、、