你能帮帮他们吗
They tried hard and make the broken bus stop s_________
1年前
如图所示,四边形ABCD是平行四边形,能否通过平移把平行四边形ABCD变成一个矩形?请画出图形
1年前
She was about ten kilograms and started to go outside her ho
1年前
1,Ever since my brother took that job offer,he has been trav
1年前
灯L 1 与灯L 2 串联,先用电压表测灯L l 两端的电压,如下图所示.再测L 2 两端电压时,只将电压表接A的一端改
1年前