图2所示是AABC的外接图，O是圆心已知BAC=45，BC=7cm，求圆的面积。

they need _____ some keys to their teacher.(take)动词的适当形式填空.请说明理由 I'm not sure whether this is the room ______ she left her dictionary.A.where B.that C.which D.in that回答加解释. 我梦中,在很粗的树干上,从根部往上全是彩色的蝴蝶花蝴蝶.这棵树像是在云雾缭绕中,树干颜色很光鲜,远离尘俗不受污染的那种,像是松树.不知道意味着什么.呵呵,大家唠叨唠叨. Mr.Green,for ____life had once been very hard,donated his possessions to the sonw-hit families.A whose B which C whom D what为什么啊 Mr Green ,for__life had once been very hard ,donated his possessions to the poor in his fiftiesAwhose Bwhich C whom Dwhat能将主句从句拆开讲一下吗谢谢 1、Mr Green asked us to stop ____. So we stopped___to him at once.A. talking; listening B.to talk; listening C.talking; to listen(选择一个答案,并说出本题内的只是点,也就是为什么选择这个选、)知识点、 anywhere you go ,I will follow where you go出自哪里? Anywhere you go I will follow where you 用break the ice写一篇英语作文,急 Now that I'm only working part time,I have a hard time making___meet.A.handsB.armsC.endsD.days这题答案选C．是个固定用法吗? At that time life is very hard fou her这句话有没有错误? The tain will start from shanghai to beijing at eight tomorrow.（保持原句意思）The train will _____ ______ from Shanghai to Beijing at eight tomorrow. To Break the The day when i meeet you ,The day you burst into my heart remember this day ,pm .my If one day ,you could walk into my heartIf one day ,you could walk into my heart ,you would cry ,Because my heart is full of you!If one day,I could walk into you heart ,I could cry as well ,Because I am not in you heart! Jenny does not know where _______ on National Day 为什么选A to go Jenny does not know where __on National Day.A.to go B.going C.goes D.will go 求一篇有关house的英语作文 when TOM meets with a difficult maths problem,he always burries his head in the sand.这句话的always后那些单词,根据句子的含义, 翻译：每天他都自己穿衣服 英语翻译09年最流行几款UGG靴子的搭配方案做为一个现代时尚女性,有三个款式的靴子,是必不可少的：高筒高跟靴,短筒高跟靴,还有就是平跟休闲靴.前两者用来搭配职场套装,或者正装礼服都 Those this leave.it dose not stay. T hose this leave.it dose not stay 英语中什么时候用this什么时候用that 什么时候用these 什么时候用those 用法 在什么情况下 用 this that these those The girl wants some ice-cream.同义句 Breaking the Ice: Russian Nuclear-Powered Ice-Breakers是什么意思 Tom的确在这场篮球赛中表现出色.的中文怎么说 Tom在这场篮球赛中表现出色.（翻译）Tom ________________ in this basketball match. 翻译,装饰 The vacation helps Tom f____all the problems. 英语翻译1 你觉得 我穿哪件衣服 更好看些 2 你觉得 我这件衣服 3 他戴的那个发夹好看吗 4 他今天穿的衣服 / 他今天穿的那条裤子,5 你觉得我穿什么衣服,参加宴会比较合适呢?英语翻译.