在三角形ABC中,角ACB等于90度,CD垂直AB于D,求证,角ACB等于角B

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英语 carry outcarry out one of the following functions还可以执行如下的功能, It made me _______ when i thought of my schoolwork 中为什么填worried中为什么填worried 而不是 worried about和be worried,不是有make sb do sth carry out的疑问?It is desired that he ________ his plan right away.A.carries out B.had carried out C.would carry out D.carry out it made me (发疯)when i thought of his words2 icould't fall____(入睡) until late last night3 what about ____(兜风) a ride4 our english class often ___(结束) up with a song5 why are you late for class again ----because the ___( 交通) when i thought of the frist time of examination that make me nervous!当我想起第一次考试时,我就紧张!应该用过去 My father has never been to other contries before.My father has never( )before.同义转换.那空就代表两个单词. my father han never been to other countries before同义句 用双手将一张纸的边缘拉紧,嘴唇靠近纸的边缘(约1毫米处)吹气,观察发生的现象. 用双手将一张纸的边缘拉紧,嘴唇靠近纸边缘(约1毫米处)吹气,观察所发生的现 用双手将一张纸的边缘拉紧,嘴唇靠近纸的边缘(约1毫米处)吹气,会发生什么?为什么?快为什么?主要是这个! 用双手将一张纸的边缘拉紧,放在嘴唇中间(嘴唇和举的边缘相距约一毫米),然后用嘴吹气,观察发生的现象 成语天天疯狂 数字8,尖刀,大象,猪是何成语? 成语天天疯狂中有两个大象一个狗和一个老虎是什么成语······ 成语天天疯狂 扳手 图钉 大象 山的图 这是什么成语? He often with me goes to movies,这句话对吗?为什么? 制本机上的out是什么意思?绿色灯代表什么? I`ve never been to ___ countries.A.all B.off C.other D.anyI`ve never been to ___ countries.A.all B.off C.other D.any答案给的是C,但我想知道为什么D不可以,难道不可以理解为 ”我从没有去过任一一个国家“ 绿色代表什么意思 一碗面一只象一个数字4一个骷髅头 为什么节能灯关灯后还会有一段时间发出微弱的光? 电灯漏电怎么办 一直在闪 晚上关灯后就看见天花板上的节能灯过几秒就闪一次 闪得很暗 仔细看 光是绿色的. 有时在关灯后还会看到3W荧光灯发出微弱亮光有时在关灯后还会看到3W荧光灯发出微弱亮光,为什么?应采取什么措施?二楼,请问为什么要用金属将插头短路一下呢? 金星节能灯关灯后灯管有绿色的荧光,是灯管内充有什么气体的原因吗?这种节能灯的质量不错,现要好像停产了想买也买不到了有谁知道 ,这种灯是那里生产的啊? yes,of course I can,中的of course 能换成"certainly"嘛? Yes,of course Yes,of course. Could I try ()on,please?Yes ,of course. yes,of course中的of course换神马?A.ok B.well C.certainly D.you can The man ( )a ht is my father The man ( )the horse is my father.括号里填介词 1.Would you like to see the menu?的意思是什么呢?— Would you like to see the menu?— _______No,thanks.I already know what to order.Your menu is very clear.I hear the food here is tasty.The setting is very comfortable. 是see the adress 还是 read the adressadress 前用什么动词see 还是 read