金子的密度是铁的多少倍

A ball hit me on the head ( ) i was walking on the street. A.Since B,while C,If D so hit,when,walking,someone,I,a,tree,was(连词成句）速度一点,谢谢了 When I was walking down the street, I saw a plane __ over my head.填空!Thanks! 义乌现在大概有多少外国人?大部分外国佬是哪个国家的 义乌市常驻的老外有多少?各个国家大概是多少? 要一份节约用水倡议书 节约用水的倡议30、40字就行 WHAT IS SHE DOING IN THE PICTURE?这个怎么回答? EXO come back show里面overdoseMV公开前唱的좋아좋아（喜欢喜欢）是EXO新专的歌么?还是说翻唱别人的? He was riding to school(_)he was hit by a car this morning怎么填 He was riding to school ---he was hit by a car this morning.A.while B.when C.as D.since 为什么 单选He was riding to school_________he was hit by a car.Awhile Bwhen Cfrom Dso单选He was riding to school_________he was hit by a car.AwhileBwhenCfromDso _____ he was riding to school,he was hit by a car this morning.A.Until B.Before C.AfterD.When答案是D.为什么 有没有在《经济学人》www.economist.com注册了的?有问题.很久没学英语,想重新补习,就看到网上介绍在经济学人网站注册了,刚收到一封邮件,因为英语不好,看不懂.不知道哪位前辈收到过,或者现 将词语不同排列,使之符合括号里的要求.他 去 七月 是不是 香港1____________________________________?（侧重七月）2____________________________________?（侧重他）3____________________________________?（侧重去） 按要求排列下面的词语.1.酷爱 2.喜爱 3.热爱 4.按由浅到深的程度排：____________________________（只填序号）1.憎恶 2.埋怨 3.敌视 4.不满 5.怨恨按由深到浅的程度排：_____________________________(只填序 he was riding to school ___he was hit by a car this morning Awhen Bwhile Cas D so要说明哦 关于拉格朗日插值公式的呵呵,上高等代数课刚好没带眼镜,拉格朗日插值公式没听懂.比如说F(2)=3,F(1)=4,F(5)=0,F(3)=2,该杂昨做? there,just,were,they,now连词成句 don't I where know yesterday they were(连词成句) where are [be]my books they were [be]there just now Where ( ) you born I ( ) born in wuhan where were you born为什么问是were答是was 去旅游应该拿 地形图还是政区图 We will put off the outing until next WEEK ,_____ we won't be so busy为什么是when?we won't be so busy 不是直接可以加 next WEEK 为什么不是作宾语 为什么不是which呢? The meeting is postponed until next week ,( )we will not be so busy 请问选择下列哪项比较合适 SINCEwhat that while 求详细解释 谢谢了 祝你快乐、幸福一生英文怎么说? ---We-- like dogs.对划线部分提问(we提问) see you中文意思是什么 "What can you see in your room? I see 《阿凡达》电影里面的经典对白“I see you. There will be a basketball match Rockets and the Lakers.on with for between