A:1
B:﹣1
C:2
D:3
直接写得数
230+12=
368﹣268=
280÷70=
24×5=
100×3.5=
8÷1000=
80﹣80÷40=
20×3÷20×3=
246﹣30+70=
读贵州省主要河流分布示意图,回答:贵州河流( )
— ________ have you stayed in this hotel?
— Not long, just ________ this Monday.