A smile costs _________， but gives so much. So we should learn to smile.

With a special train ticket, you can travel______ you’d like to go in England for just over 100 pounds

some people are motivated by a need for success, others are motivated by a fear of failure.

I hope you will take the first place in this exam.– I think it’s a great _______ to me because I never did that.

You can the bus at Xinhua Stop．Your destination(目的地)is not far from it．