is the price of the dictionary?

Do not give up! Perhaps ________ tough task needs more of your effort. — I won’t. I’ll have ________ second try anyway.

Jim is funnier and more outgoing than in his class.

Forget it, John. I said that just ________ fun. [ ]

If you take this new type of train to Xi’an, it will _________ you only two hours to get there.