关于计算机配置的描述中，错误的是()
A、服务器机箱的个数用1U/2U/3U/．．．．．．/8U表示A
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Onarrivinghome,theboytoldhisparentsaboutallthe______whichoccurredinhisdormitory.
Thedriverpulled_____atthetrafficlights.
重写句子：WelivedinasmalltownwhenIwasasmallchild.WemovedtoShanghailater.Myfatherlandedabetterjobthere.(compound-complexsentence)
Suchperson_______youdescribeisrarenowadays.
Wateriscomposed_______hydrogenandoxygen.
