Question

look!there are lots of people waiting for the bus

look there are lots of people（）the bus.A is waiting forB waiting C waiting for D waited我觉得
a对表示等待用waiting for 然后正在等待是be doing 所以加了is,然后我认为d也对表示人加ed

Answer 1

C 是正确的.
等车应该是wait for the bus ,排除B,D.
本句用了固定句型：There be .doing sth ,表示“有……正在做某事”.
句意是：看!有一些人正在等车.