Please tell me _____ to improve my English.

Have you ever seen _____ one-eyed elephant ?— No, never. And you?

There is _____ “s” and _____ “u” in _____ word “bus”.

Robert is_____ tired_____ move after the hard work.[ ]

How are you going to the train station to meet your aunt?— I’m going there ____ my car. [ ]