Staying here for some time ,you will find the people here are friendly.为什么要用staying而不用stay

we are staying here for two days为什么用staying? Staying here for some time ,you will find the people here are friendly.为什么要用staying而不用stay enjoy your stay here可否改为enjoy yourself to stay here改为enjoy yourself for staying here或enjoy yourself staying here以上3种改法哪个语法正确? I am staying here for another three days.不对怎么改 he is staying here for another ten days改为同义句 we're staying here for two days.这个句子为啥用ing形式呢? What about staying here till Tuesday,and leave for Mianyang on Wednesday?错在哪? They'er staying here for about one week.(for about one week被划线)（对划线部分提问） Som __________(visit) china for three days. We're staying here for two days...They're staying at the hospital..这里是进行时还是将来时啊..she's staying at her grandmothe's house tonight.能说说这三个句子有什么区别吗.. what about staying here for the ( ) two days A.other B.others C.another D.the other _ staying here for a minute A.Let's B.Will you C.Shall we D.What about thinks everyone for your staying!thinks everyone for your staying! 语法填空i am staying here three___mounths haw long are you staying in America?-______ A Sometimes B Som etime C Sometimes D Some times I___in the countryside for two weeks and I really have no idea what is happening here.A have stayed Bhave been staying C stayed D had stayed 原因 Here for I am staying just for four days