在笔算213×2时，先计算3乘2，是表示有2个3相加，然后计算1乘2，是表示有____个____相加，再计算2乘2，是表示有____ 个____相加，最后再把____、____和____加起来，得____。
— _____do you like the cakes in our shop?—They're very______. I will come here more often in the future.
把方程3x+y=2，写成用含y的形式为（ ）
No. 1 Middle School
Don't run in the hallways
Don't bring food into the classroom.
Don't listen to music in class.
You have to wear a uniform.
No. 2 Middle School
Don't bring food into the classroom
Don't wear a hat in class.
Don't go into the classroom without the teacher.
No. 3 Middle School
Don't listen to music in the classroom.
Don't run in the hallways.
You have to wear sports shoes for gym class.
