Buses have routes. They ________ and ________ people at different places on the

题型：不详难度：来源：

Buses have routes. They ________ and ________ people at different places on the routes.

A．take on, get off

B．pick up, drop off

C．take up; take off

D．pick out; drop out

答案

B

解析

考查短语辨析。pick up上车；drop off下车。句意：公共汽车都有固定的线路，人们可以在其线路上的各停车点上下车。