
,二年级人数是一年级的
,二年级有多少人?
有多少盆,并在下图中表示出来。
:
组成比例的比有无数个。
圆的任意一条直径所在的直线都是圆的对称轴.
僻 宵 候 剔
避 霄 侯 赐
圆的直径和周长的最简单的整数比是
(π取3.14).
| Lost:My school ID card Its number is 2007712. My name is Mary Brown. Please call 6956385. |
| Found:Schoolbag Is this your schoolbag? It's black and white. My name is Tony Green. Phone:2360731. |
Cindy,
Your red notebook is in the lost and found box.
Mike
等于b的
(ab≠0),则a∶b等于( )
B .
∶
C .
|
swimming near beautiful picture flying are |
It's spring now. The park is very beautiful. Look, the trees are green and the flowers are red. A bird is in the blue sky. Some ducks are in the big lake. There two boys in the small boat. They wear yellow shirts. One girl is painting the lake. What's in her? Oh, it's a rainbow. How it is!

10%÷10=
÷
= 0÷37.5%= 1÷
= 7÷
=
÷10
÷14=
×
=
×24=
÷
=
, 后来又有若干名男生加入,这时男生占总人数的
, 后来加入了多少名男生?

过去式短语
公顷的地里种了5种花。平均每种花的面积占这块地的
,平均每种花的面积是
公顷。