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AB=AC,ED⊥AB.DF⊥AC,S△ABC=20,AB=5(1)腰AC上的高(2)DE+DF(3)D在何位置时.DE=4 英语翻译 tell me. 1＋1＝?tell me Mars is( )the Earth选择A nearB away fromC far away from tell me 一碧千里和翠色欲流的差别 She lives in a small town,ten kilometers ______Chongqing.A.the south ofB.to the south ofC.south ofD.in the south ofPLEASE EXPLAIN IT. tell me tell me 调调那首是什么歌 The EmbraceThe vampire , if it's alright的有效URL想要katie goes to tokyo里的《If It's Alright》这首歌的有效URL放到空间里~ And It'S Alright 歌词 一碧千里和翠色欲流有哪些相同之处 A/B=3B/C=6下面等式成立的是（）.A、A的平方=2BC B、B:A=1:18 C、C:A=1:18 D、A=12C 花岗岩地面翻新机器哪种好?希望找一款多功能的机器,不仅适用于花岗岩而且可以打磨翻新各种石材地面的机器, 吉姆英语学的比我好.Jim.is.( ) ( )En吉姆英语学的比我好.Jim.is.( ) ( )English.than.me 地面防滑——怎样处理?我的饭店,地面又湿又滑怎么办啊? The rubbish _____ we have collected can be recycled.A.who B.which C.this D.what 防滑处理、地面滑怎么办、食堂地面防滑措施 地面湿滑如何应对?有提供地面防滑处理技术吗? 用人的尿液是否可以做DNA来鉴定某个人,多久有效,几天、几月、几年?请专家解答. Saudi Arabia是哪里 尿里有DNA吗?/ ”对日本的占领不能重蹈覆辙”是什么意思? You owe me a commitment,I reme mber always请帮我翻译成中文, 缓带披发,大杖重履而步是什么意思 ASTM C1602/C1602M-06 Standard Specification for Mixing Water Used in the Production of Hydraulic Ce It's used for testing for the p___ of the water used up all the water和什么意思相近A、used half of the water B、used all of water away C、drunk the water D、throw the water awayB应该是、used all of the water do you think you usually make a good first impresion ?why or why not?英语口语对话,不要翻译?简短的对话就可以了 three day away--请假三天 请问个短语如果造句子应该怎么用谢谢 If the doctor hadn't come on time,heA.would have die B.will have die C.dead D.dies