试题 试卷
题型:填空题 题类:常考题 难易度:普通
1.5dm= cm;
2min= s;
5t= kg.
12nm= {#blank#}1{#/blank#} m
2h15min= {#blank#}2{#/blank#} s
108km/h= {#blank#}3{#/blank#} m/s.
试题篮