A:若稍饰以楼观亭榭
B:多于南亩之农夫
C:刀刃若新发于硎
D:骑能属者百余人耳
根据对话内容,判断正误。
Boy: I'm taller and thinner than you.
Girl: Yes, I'm shorter. But I'm stronger and heavier than you.
我国冬季南北温差大的原因是( )