57995数字意义代表大全

函数学的很糟糕.ps,是上学期的,人教A版p25 4.5. 很多题不会,我快疯了!函数学的很糟糕.ps,是上学期的,人教A版第6题 大家帮帮忙啊如果有过程更好 Weather ______,we’ll start our journey tomorrow.A:is permitting B:permitting C:is permitted D:being permitted 34.Weather _____,we’ll play basketball tomorrow.A.permitted B.permitting C.is permitted D.will be permitted选哪个,为什么? We'll_______our discussion tomorrowcarry out carry on carry through carry forward 大专在校生可以直接考大学英语四级吗一定要过了CET3才能考CET4? 现在定义两种运算☆★,对于任意两个有理数a,b:a☆b=a+b-1,a★b=a×b-1,求4★【｛6☆8｝☆｛3★5｝】的值 我在电大函授大专,可以报考大学英语四级吗?如果可以的话程序是怎么样的? Koko爱英语的. If we ______permitted,we would have started our journey two days agoA：have B：have been C：had been D：are do you like to come to study english with us?we are going to begin our lesson tomorrow.welcome you to come 快 英语We _ our physics class in the lab tomorrow.A.have B.will have C.are having D.had 设a,b为有理数,若将运算符号※定义为：a※b=a的平方-b的平方+a+2b,当x为何值时,式子x※-2的值为19? 考大学英语4级难不难?3Q如题 大学英语四级到底难不难? Bitten twice,the Postman refused to deliver our letters unless we chained our ____twice,the postman refused to deliver our letters unless we chained our dog.a.being bitten b.bitten c.having bitten d.to be bitten用having been bitten对不对 （）twice,the postman refused to deliever our letters unless we chained our dog.A.Being bitten B.To be bitten C.Bitten D.Having bitten ____twice ,the postman refused to deliver our letters unless we chained our A being bitten B Bitten CHaving bitten D To be bitten ---------- twice,the postman refused to deliver our letters unless we chained our dog.为什么不能用?为什么不能用being bitten?而要用 bitten 大学英语四级难考吗? 英语四级难考吗? 四级英语难考吗? 四级难考吗?很快就要考四级了,好怕考不过了,做题也做不下去了.谁有什么好办法解救一下我啊·· 英语四级考难吗? 我要的是从集合到指数函数的总结.老爸叫我写的, 1.若y=f(x)的定义域是〔0,2〕,则函数f(x+1)+f（2x-1）的定义域是（ ）A.〔-1,1〕 B.〔1/2,1〕 C.〔1/2,3/2〕 D.〔0,1/2〕2.已知f(x)是一次函数,且满足3f(x+1)-2f(x-1)=2x+17,则f(x)=?3.已知f(x-1/x)=x平方+1/x平方,则f(x 已知f（x）是二次函数,且满足f（0）=1,f（x+1）=f（x）+2x,求f（x）. 我永远都在你身旁 英语怎么说? 1.一物体浮在水面时,露在水面的体积与浸在水中的体积之比为2：3,则这个物体的密度是多大?2.把手放进水中时,水对盆底的压强变大变小还是不变?3.游泳池水深H米,测得距离池底2／3H米深处的 Look,read and number.We may take many pictures on our holiday.How can we use our camera?Please put te sentences i the right order.Put in the battery.( )Tell everyone to say"cheese".( )Lock at the view finder.( )Put in the film.( 1 )Press the button.( 计算题各30道,15道实验题,紧急……不是我出题