______ seems to be no possibility ______ the shy girl can win the first prize in the contest.

He has read many books on history, so it’sfor him lo answer these questions.

Why didn’t you go to the party ?_______ an invitation, I would have gone to the party .

Will you please go to see the movie Just For Fun with me? —No, I won’t. I ___ it already.

I find ________ difficult to remember everything, though I’m still young.