You aren’ t a student , are you — _____ , don’ t you remember _____ me in the classroom ten minutes ago .

I just wonderthat made Mark Twain so famous a writer.—Of course his early experiences.

There’s no reason to be disappointed______, this could be rather amusing

Tom failed in the exam again he tried his best.

You look upset. What’s the matter ?— I had my proposal ______ again. [ ]