-- ______ is the weight of a giant panda?
-- Sorry, I don't know.
A:How many
B:How much
C:What
D:Which
2015年4月,西安发生一起交通事故,如图所示,一辆运载水泥管的大货车因急刹车,车头被后面的水泥管推到在地.
把下面的图形分割成两个你学过的图形,有几种分法?画一画.