依次填入下面一段文字横线处的语句，衔接最恰当的一组是微信朋友圈里的很多人往往是现实生活中的朋友，私密性是微信朋友圈的基本属性。但是 ， 。每个人在各自朋友圈发信息时，要承担一定的“注意义务”。①人在朋友圈发布或转发信息要慎重②还要恪守公共交往规则及秩序③朋友幽又具有公共性质④不能盲目动指头⑤基于互联网的开放性⑥在朋友圈里除了要遵守社交礼仪外

Was it at the school gate, if I may ask, _______ you met your friends from your hometown?

The manager of the travel agency was tryinghard to figure out how he would attract more customers _____ an extraordinaryidea _____ his mind and he immediately knew what to do.

How long _______home —Forabout three months.

mind, no such thingin our country as GreatWall can stand for the image and culture of China