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变压器：220V转110V标示40W的那个与220V转110V标示80W的那个有什么区别?是不是后者的可用范围能更大一些我家亲戚从国外稍带了一台 地堡式吸尘器iROBOT 510 配置110V、33W220V转110V标示40W的那个与22 用所给带词的正确形式填空1.These are____（he）brothres.2.That is___（she）sister.3.Lily is___（lucy）sister.4.Tom,this is___（me）cousin,mary.5.Now___（her parent）are in America.6.Those___（child）are___（I）father,student.7 用所给词的正确形式填空!1.France has many _______regions for skiing(mountain)2.China is a big and _______country.(agriculture)3.Hills are ________with neat rows of grapevines.(cover)4.This student is used to ________noodles for breakfast.(e 解答下面用所给词的适当形式填空1.Please park_____(they)under the tree.2.Please____(take)these flowers on the_____(teacher)desk to the____(teacher)office.3.we can"t ______(use)mobiles on the plane .________(not use)them,please! 数列 " 65,35,17,( ),1 " 括号里应填? 谁能告诉我下“凤”字开头的成语 最好全一点谢谢 六年级上册海淀填动物的成语开头是凤的成语一定要!10分钟 凤开头的成语有哪些 凤字结尾的成语fast! 用所给词适当形式填空251.Is the girl ___________(look) for something?52.Look!The men _____________(plant) trees.53.September 10th is ____________Day.(teacher)54.Tuesday is the __________ day of a week.(three)55.They ______ camping next Sunda 如图,AB=AC,BD⊥AC,CE⊥AB求证BE=CD 我想查全国和我同名同姓同年同月同日生的人有几个 求同年同月同日生同名同姓的中国人!我是1986年5月5日出生的,不知道有没有和我一天出生的朋友?我的名字叫；殷小江,不知道有没有和我名字一样的朋友! 同年同月同日生的两个人结婚好吗? 世界上到底存不存在“同年同月同日生并且又同名同姓而且还同性别”的人呢? 两道所给词的适当形式填空It's cold,we'd better keep the door _____(close)You may think of a topic _____(talk) about. 我就要下了求圆的面积 d=18m C=31.4m C=6.28cm 成语什么龙 龙有什么成语 一只龙在上面一只凤在下面是什么成语 用所给词的适当形式填空1.Shall I write an ______________ (invite) to him.2.David had a difficult time _________________ (do) his homework3.I hate to see letters _____________ (write) in pencil.4.There was a lot of noise.It was _____________ 用所给词的适当形式填空（八年级上）（ ）the exam made Tom very sad (fail)老师给的答案是failing ,不是说动词短语作主语时动词要加ing或变成不定式吗?那么这道题可不可以填to fail呢?请说明理由, 用所给词的适当形式填空（八年级1）71.Mr.Green’s teeth (be) very yellow because he likes smoking.72.They (recent) began to do exercise in the morning.73.I (use) to ask John for help.74.(wolf) are dangerous animals,and they may eat peo 带凤的成语有哪些 凤的成语有哪些 急求有关凤的成语要四字成语,越多越好~在先等待! 是固体均匀受热的方法四种 要换日光灯的镇流器 在不开灯开关的情况下,如何区别镇流器的零线端和火线端和总电的零线端和火线端?镇流器的两条导线,一条是灰色的,一条是白色的,不知那条是零线,那条是火线? 公司一房间有32盏日光灯,每盏3个18w灯管,都是老式线圈镇流器带动,但是火线有26个电流,零线,也是26个电流,空开总是过会跳,电线是2.5的,发热软, 在三角形ABC中,内角A.B.C所对应的边分别是abc,已知A=30度,c=根号3,b=1.求a的长及B的大小 已知三角形ABC的内角A、B、C对边分别为a、b、c且A=30 ,a=2b-根号三c 求B 如果有一个男生对一个女的说选择是痛苦的遗失美好什么意思