The frist tourist __ the bus was an old man.A.get on B.getting on C.got on D.to get on我选的是C,我不明白为什么要用“to”

问题描述:

The frist tourist __ the bus was an old man.A.get on B.getting on C.got on D.to get on
我选的是C,我不明白为什么要用“to”