问题
选择题
Mr Black was driving fast to take his wife to a nearby hospital because their baby was ________.
A．on its way
B．in the way
C．by the way
D．out of the way
答案
A
on one’s / the way意为“在路上、在来或去的过程中”，此处可理解为“快要出世了”。
表示（）