get on;get off;get out;get out

问题描述:

get on;get off;get out;get out
You may ________ the taxi at the crossing.The school is just across the street.
A.get on
B.get off
C.get out
D.get out of
我选了B 请大人说说这几个词

taxi,car等小型交通工具上车用get in,下车用get out
ship,bus,train,plane等大型交通工具上去用get on,下去用get off