以if引导的宾语从句20句

已知集合M具有性质:若A属于M ,则2A属于M,现已知-1属于M,则下列元素一定在M中的 A-0.5 B0 C-2 D2那为什么2A不能等于-1?如果可以不久也能选择A项了么. may be i can love you so much!是什么意思?有几层含义? May be I focus on you so much.I'm not care you right now. 已知集合M满足下列性质的函数f{x}的全体：在定义域D内存在Xo,使得f{Xo+1}=f{Xo}+f{1}成立.①函数f{x}=1/x是否属于集合M?说明理由②若函数f(x)=kx+b属于集合M,试求实数k和b的取值范围.③设函数f（x）= May I trouble you____(not make)so much noise He is so excited to see so many present.He can't wait____.A.open them B.to open it C.to open them D.open it I missing you and children so much.The feeling was so strong.I know I still wait short time.but who can see my heart?IVY中文全意是什么. 麻烦帮忙看看下面的英语句子为什么选择Bit is important to realize what kind of person you are,which special qualities( )you outstanding among people and what you areinterested in.A.helps B.makes C.make D.help 这句英语啥意思 帮忙看看the holidays being over,they began to get down to business.这里的the holidays being over为什么这么用啊 后面不是过去时吗 所以不明白 还有这里的OVER做什么成分啊 英译汉if we see the thing we have lost as a gift that we were given for a time,英译汉,were given for a (time),为什么用time if we see the thing we have lost as a gift that we were given for a (time),maybe the sad memories will change into th 英语语法：i have nothing on her that i may lose my job 请问这个从句是什么从句 作句子什么成分我没有任何她的把柄,我可能会丢掉我的工作 三角形ABC中,过D的直线交AC于E,交AB的延长线于F.求证：AE：EC=AF：BF 英语兼智力题高手进1、Why does the conductor cut a hole in your railroad ticket(火车票）?2、What letter is like twelve o'clock?3、How many times per day do the hour and minutes hands of a clock form a right angle(角度)?4、S30 O31（ You are so lovely Who is him So .还有这个 can you...could you...怎么区别?还有may,should初二上学期学了can you...could you...怎么区别呢?还有may,should If you ______ smoke,please go outside.A.can B.should C.must D.may 有没有这样的联轴器：只传递扭矩,而相连接的两轴各自所受到的x y z三方向的力互相不影响 大约在五点我回家做作业（英文) 设x>0,求2-x-x分之9的最大值,并求相应x 已知:BE,CE分别为三角形ABC的外角 角MBC.角NCP的角平分线,求角A与角E的关系 若x＞4,求函数y=x+ x-4分之1最大值注不是x+1/x-4 在倾角α=60°的斜面上放一个质量为M的物体,用K=100N/m的轻弹簧平行斜面吊着.发现物体放在PQ间任何位置都处于静止状态,测得AP=22cm,AQ=8cm,则物体与斜面间的最大静摩擦力等于多少?要有过程 VB中的mid函数第三个参数可以省略吗?如果能够省略第三个参数,即取字符的个数,是否默认取到末尾? 一辆汽车的速度是V千米/小时,它 t 小时行驶的路程为（ ）千米. 在行程问题中,如果速度v保持不变,那么在速度v、时间t和路程s中,变量是___其中____是自变量,____是因变量,s随t的增大而____. s1 = Asc(Mid(str,i,1)) + 1是神马意思? 一辆汽车每小时行驶V千米,T小时行驶()千米. 马歇尔计划对世界政治格局的影响? 一辆汽车每小时行驶V千米.T表示时间,行3千米要（ ）小时一辆汽车每小时行驶V千米，那么T小时行（VT）千米，行3千米要（ ）小时 懂英语的来``要求:用there 做引导词,将下列句子译成英语.1 我们有足够的时间做作业.2 今天下午不开会.3 我有点肚子疼.4 大厅里有许多人看电视吗?5 哈好在那服装店里有我的一个亲戚.6 似乎机 一辆客车每小时行驶v千米.这辆客车3小时行驶（ ）千米,t小时行驶（ ）千米. 懂英语的进,赶作业啊!How did you spend last Sunday?Did you have a good time? What were you doing at different times last Sunday? Write a passage about it. The following information may help you.(题目) watch amovie,climb mountains,play baske