Be __________, and you will do well in the English exam.

There is _______ bridge in the old town.

——Is she a hard-working student?——Yes, she is. She studies ______. She is also good at PE. She runs very______.

Traveling around big cities by taxi can cost a lot of money, but it's usually        to take the underground train to most places.

You are not a child ___.You should do every thing by yourself