________ with teens who spend much of their free time in front of TV sets, those who are physically active often have better grades.

Must I wait till you come back? No, you ______.

下面对唐代“以胖为美”的具体原因的概括，不恰当的一项是唐代繁荣昌盛，正如诗圣杜甫诗句所记：“稻米流脂粟米白，公私仓廪俱丰实。”人们有条件按照自己的喜好穿衣吃饭。唐代开放兼容并包，使唐人充满自信，使大唐成为一个高度开放的国家。据不完全统计，当时与唐交往的国家有130多个。不同文化的影响、交融，使唐人眼界十分开阔，不拘于旧有的审美情趣，不惧怕身体的丰满甚至肥胖。唐代开国皇帝李渊的外祖父是鲜卑大贵族，也就是说李唐皇室的血统中有鲜卑血统，而鲜卑族的游牧生活需要的是剽悍、健硕的体魄。

hy is it import to have friends—-Whenever you have difficulties, friends are always there lending you their hands.—–

Do you still consider the child _______