there are a lot of people __ tor the bus to come .A waiting B go wait C waited D is waiting

there are a lot of people __ tor the bus to come .A waiting B go wait C waited D is waiting
there are a lot of people __ tor the bus to come .A waiting B go wait C waited D is waiting

there are a lot of people __ tor the bus to come .A waiting B go wait C waited D is waiting
选A, waiting for sth是一个词组, 是等待某事(某物)(某人)的意思

A 因为句中已有动词ARE 故用动词ING形式

A
there be 句型加上人物后面的动作用ing形式

A 因为THERE ARE 中的ARE已经是一个动词了，后面应该用wait的动名词，所以选A