如图,AB∥CD,AD、BC相交于点E,过点E作EF∥AB,交BD于点F求证：1/AB+1/CD=1

杰克的意思是什么? 杰克是什么意思 杰克数码定义 The boy over there is a good friend of( ) A his B your C my D our the UK-based 怎么翻译 请帮忙翻译this is a uk-based car loan and car finance company.其中loan和finance的区别 读者给藤野先生的一封信 The policeman smiled and said,“That's a good boy.”(保持句意不变）The policeman ____ _____ ____ _____,“That's a good boy.” good and a___ that policeman. he can a___ you首字母填空 今天我去医院探望一位朋友,翻释为I visit friend in go hospital today. 【英语填空题】 The newspaper said（that he was very good）.【对括号部分提问】【英语填空题】The newspaper said（that he was very good）.【对括号部分提问】（）（）the newspaper（）?They chose him to be the moni Visit your friend是什么意思 You said that I'm very good .Is that face red? 速求感恩母校的句子..求感恩母校的句子..用于出板报的..有的速度答... He is a very good swimmer（同义句） He is ____ _____ ______ he is a very good swimmer He is a very good swimmer.保持原句意思_______ _______ he swims! 灭火器如何使用? 怎样使用灭火器? Today is a s( ) day.It's Mother's Day. Still Have To Love You 歌词 Do you still have brave to love?翻译下咯! because she love You've Got Me Wrapped Around Your little finger的歌词想要这个歌的歌词~是an education里的 Wrapped Around Your Finger 歌词 求电影《成长教育》中的一支插曲,歌词前几句是 *You got me wrapped around your little finger*|*你的指 整句话是Be all ears and you will have the boss wrapped around your little finger.这句话怎么翻译 求理解这句话：I'm still loving you but the persistence to stay with you has gone.我知道翻译过来是： 我仍然爱你,但少了那份非在一起的执着.但是不理解.什么样的爱,以前执着厮守,现在放弃了吗?放弃了 I'm still loving you but the persistence to stay with you is gone! 港口业务管理英语怎么翻译 求英文高手帮我翻译句话,胸膛永远是你温馨的港湾 Do you know if there are any public restrooms around here?是不是宾语从句?