徐州招生信息网官网

如X^2+x=1,那么2x^2+2x-6的值为（）A.4 B.5 C.-4 D.-5 还是不懂。就算炒上去了不懂也没用。 把50枚黑棋子排列在正五边形的五条边上,每条边上的黑棋子个数相等,且每个角上有一枚.然后在所有相邻...把50枚黑棋子排列在正五边形的五条边上,每条边上的黑棋子个数相等,且每个角上有 我想问一下含多个氯、溴原子质谱丰度比怎么算,比如（3+1）1*（1+1）1该怎么算啊? 用各种文言文,各种数学函数,各种网络歌曲,各种网络用语组成我爱人名字我想组成.筱倩,永远在一起 藏头诗 什么的都OK 只要特别一点,新颖一点. 把下面的句子由直接引语转换间接引语The shop assistant asked me,“Do you like the red or the yellow dress”My mother asked me,You have finished your homework,haven’t you?Dick asked,“How much did you pay for the bike?""Do you want 帮忙把下面的句子转换成 间接引语1、He said"I want to usit the lreat weel and my father will go ceith me then" 2、The teacher told the student's"The ealth goes arownd the sun3、The girl said"Iwas born in Hong kong in 1990"4、The old 把三个直接引语句子转换成间接引语1."I am fifteen,"the boy said.2.'I was born in 1982,"said my friend.3.he said,"there are over 50000 different characters in chinese."(10月4日前）把三个直接引语句子转换成间接引语1."I 将下列句子转换为间接引语1．The teacher asked Li Ming,“Were you playing the computer game when your parents arrived at home?”→The teacher asked Li Ming __________________the computer game when his parents arrived at home.2．Mary sa 主非得意之事是什么意思 得意、是什么意思啊 怡然自得 的然 什么意思 怡然自得的然是什么意思 怡然自得是什么意思/. 2007年的平均气温是多少? (sin(a+b)sin(a-b)\sina^2cosb^2=1-(tanb\tana)^2 若2sina-cosb=2,则sina+2cosb的取值范围是多少? 帮忙把下面的英语句子由直接引语转换成间接引语1．”He is a fool,"the boy said.2."Keep quiet,"the teacher said.3."We won't be free tonight,"the student said.4."This is the best film I've ever seen,"said he.5."What do you think of 请帮忙把下面的英语句子从直接引语转换成间接引语~Read these sentences and decide which is a command and which is a request.Thet retell them in indirect speech.(1)The children said to tehir teacher:"Would you please sing a song fo 下想换个句子说法,(直接引语变间接引语)1.年轻的教师说：“我是中国人,我爱中国.”2.妈妈对我说：“明天我带你去图书馆看书.” 怡然自得意思 怡然自得是什么意思 怡然自得意思是什么 怡然自得的意思 暗自得意的意思今天之前回答 NaCO3饱和溶液质量分数为a%,向其中加入m mol的NaCO3.5H2O或n mol的NaCO3,可析出相同质量的NaCO3.1NaCO3饱和溶液质量分数为a%,向其中加入m mol的NaCO3.5H2O或n mol的NaCO3,可析出相同质量的NaCO3.10H2O.下列正确 得意扬扬中的得意是什么意思? 得意忘反的返字是什么意思 硅铁矿 英文?硅铁矿 英语怎么说？ 积善成德,而神明自得,圣心备焉中有什么是词类活用的? 硅铁矿和那些矿物质生长在一起 玻璃缸里怎么金养好金鱼水温,疾病防范,何时何地繁殖繁殖? 玻璃缸里的金鱼是什么意思?