they have come bake to you now 为什么have后面加do的形式?不懂

they have come bake to you now 为什么have后面加do的形式?不懂 come bake come bake to come bake to come bake的意思 come bake是什么单词 have a bake RT have a bake sale 翻译：“have a bake sale. come BAKE ON TIME后加什么 come bake home 为什么没有to Come bake.It is love,not have they come back yet意思 为什么They have come.come是原形而They have gone.gone就不是原形 come bake to me 的罗马音求宇多田光的《come bake to me》的罗马音.各位大侠帮个忙啊. They do not have to come.（改为同义句） They ___not come. Tom with his parents_____to America.They _____back in two weeksA.have gone;will come Bhas gone;will come C have been;have come D have been;come 反义疑问句填空They must have come back,______?