15m2=20dm2;
2300dm3=2.3m3.
故答案为:20,2.3.
________you often late for school?
A.Do
B.are
C.Is
D.Does
全球通VIP俱乐部高尔夫培训基地包厢预定的正确时间为()
A、当日1000-12:00
B、当日1100-12:00
C、次日900-10:00
D、次日1200-14:00