根号下1-x^2的定积分

如何参加 cool guy如何参加?有什么条件?费用?请具体的说明一下、谢谢2012年的哦 怎么用pros and cons表示两方面,举例说明.平常写作文两方面过度都用just as every coin has two sides 不过这样没有新意,用pros and cons表示两方面.例如已经说了internet的好处,要转折到其坏处 怎么用pros a 快乐大本营来的cool guy是哪几个 cool Can't connect to SETI@home server ;it may be down."SETI@home"是一个软件的缩写.这句话里的server是什么意思?Network是什么意思?懂的人请问你们知道SETI@home这个软件怎么让它正常运行吗?我试了,总是出现这个 do sth 词组搭配（20个以上）【不是to do sth 或 doing sth】如：Let‘s do sth【不含to do 或 doing，直接在+do】 when the demand that she a rise immediately was refused,shewhen the demand that she_____ a rise immediately was refused,she demanded ___the manager.A.should give;meeting B.be given,to meet C.should be given; meeting D.would be given; to meet为什么 a check that will give us upon demand the riches of freedomupon demand the riches of freedom 怎么理解 2002年6月4日是什么星座 pros and cons全称中文是赞成和反对,请问英文全称是什么啊, 赞成与反对,正面与反面：pros and cons 的全写形式是什么 pros and cons分别指什么单词, pros and cons hunt for 与wait for的区别 it ____(证明） to be a good idea not long after that 阿肯的sorry blame it on He said that he was going to visit China before long and he had the idea long before.这里long before 与before long ----How long ______ was that ,Dan?-----That was five years ago.A.ago B.before为什么?ago 可以这样用吗?用before哪里错了? common practiceIn America, poeple should make an appointment before seeing a doctor.This is a common A__sense B. __practice.应填哪个词 ? came to Ron Moore 的书Making Common sense common practice 有无中文翻译 common sense ,common knowledge ,normal practice 请连词成句： take, from, a, airprot, highway, along, go, and go along the highway about the word" police"i saw ---(many,the) police there.答案是many 为什么不能用the The police inresthgated those ________about the accident.选择以下哪个答案:A 人教版九年级英语第8单元课文Advertising:pros and cons的全文 the news ()about your class 填空you () to the meeting this afternoon if you have someting impor to do .A ,don`t need coming B,don`t need comeshe doesn`t need come to hospital today 改错 请问收到一个A to Z claim该怎么解决?收到一个A to Z claim,买家的comments如下Buyer Comments:I bought this stuff from amazon which in USA,But I follow track information I find it ship from CHINA.I can not accept this.I request to cour A Child's Claim To Fame的完整歌词歌手是Buffalo Springfield finding out about the audience的具体意思要说明白才行,什么叫'找出信息'啊~ 为了按时上班,我每天早晨都很早起床.I get up early every morning _ _ _ _to work on time