She has many nice dresses. She wears a different oneevery day ______ the week.

Courage is a kind of quality — and that’s __________it takes to face the challenges in life.

May I go to the concert with you?– I’m afraid not ______you have a ticket, because Ihave only one.

The policeman have fined me for speeding but finally，he let me go.

Why do you look so upset—There are so many troublesome problems____.