The more you are in English, the better you'll learn it.
A:interest
B:interesting
C:interests
D:interested
“红灯停、绿灯行、黄灯亮了等一等”是基本的交通规则.当绿灯亮起时,我们迈动双脚快速穿过马路,此反射活动的类型及参与的神经中枢分别是( )
The girl's information(信息)
First name: _____________
Last name ___________
School: No.6 Middle School
Class: _______, Grade: 7
Phone number: 82506372
School ID card number: ___________
Favorite color: ____________
解方程 2x−3 = 3x 得____.
如图中多边形的周长是____ 厘米.