关心爱护小同学,就要做到 ( )
A:只在学校里帮助他们
B:只在放学路上帮助他们
C:不管在什么地方,什么时候都应当关心爱护他们
24÷6____4×6
12+4____4×4
15-5____15÷3
—Because his classmates often make fun of him because of his stammer(口吃).
40+4=80。(判断对错)
下列各句没有语病的一句是 ( )
读“某国人口自然增长率变化曲线图”完成下题.