蜻蜓飞行的观察结果
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the growing speed of a plant is influenced by many things __ are out of our controlA that B whose C which D where 为什么填B
The number of teachers in our school _ growing.A.are B.am C.is D.have( )_anybody hurt?No,everyone was safe.A.Does B.Did C.Is D.Was
一个长方形的周长是30厘米,长与宽的比是5:1,长是()厘米,宽是()厘米,面积是()平方厘米.
若绝对值2A-5与跟号(B+2)互为相反数,求AB的值
2a-b的绝对值与根下b+2互为相反数,求ab的值.
已知2a-6的绝对值与b-2的绝对值互为相反数求ab的值
the number of different prime factors of 48.和the number of different prime factors of 72
number of 和 account of 区别the number of 和the account of 区别怎么用错了不是 account of ,是 the amount of
分解因式x的二次方-10x+24
一个长方形的周长是30厘米,相邻两条边的比为3:2.这个长方形的长和宽各是多少厘米?
已知y=y1+y2且y1与x成正比例,y2与x平方成反比例且x=2 y=-3时,y的值都等于19,则y与x的函数关系式是______
the number of,a small number of,a number of.,a great number of,a large/small number of,区别和后面该接可数和不可数名词
A great number of与the great number of_____children whose parents had died in the earthquake ____sent to live with families in other cities.A.A great number of,was B.A great number of,were C.The great number of,was D.The great number of,were为什
a number of , a small number of , a great number of各是什么意思
A great number of 与 The number of 的区别
根号5的绝对值
-根号3+根号5的绝对值是多少
根号-5的绝对值怎么表示
根号2-根号5的绝对值-根号5+根号2的绝对值
作文 The school rules
The __school rules 英语作文what do you think of your school rules?pelase wite
英语作文 Rules in the school
一个长方形分成5个一样大的小长方形(分法是上面俩个下面三个),大长方形的周长44厘米,求大长方形的面积
All of the following are closely related to the style of clothing except ________ .A) price B) shape C ) odor D) workmanship答案为 A) 问题:结合本句内容, 此处 odor 是什么意思?
计算2-根号5的绝对值+(3-根号5的绝对值)的值是()
We can use all the following in front of "lunchtime" except___.A in B to C during D at答案为什么选B?in lunchtime是什么意思?
If you are serving a customer ,you can say all the following except "____" A.Can I help you?If you are serving a customer ,you can say all the following except "____"A.Can I help you?B.is anyone helping you?C.What can I do for you?D.What do you w
x+x-1=3,问x3+x-3=多少
已知:x3+x-3 求x+x-1.这题如何解啊?x3+x-3=2 求x+x-1。这题如何解啊?我也知道答案是2或者是-1,但是解题过程如何啊?
3次根号-8分之1的倒数是,绝对值是,相反数是
(x1+x2+x3)^2=这个怎么算?1,2,3表示x的下标.
x1/2+x-1/2=3,求(x3/2+x-3/2-3)/ (x2+x-2-2)