Such __ medical equipment is in ____ danger of breaking down, if not taken good care of.

It has been made __________ public that anyone who does harm to the environment in         __________ public places will be blamed by __________ public.

In       week or so．I’11 be among unemployed，I’m afraid．

To his great surprise, John was elected___ chairman of  _____ Students’Union.
A. a; a       B. a; the         c. the; the       D. /; the

The World Expo is like ____ great stage for cultural exchange, bringing people into closer contact with _____ rest of the world．

—I guess you’re ___________ teacher.
—No. But I am interested in ________ education of young children.

The young teacher made ________ silly mistake and out of _________respect for his feelings, I didn’t point it out in class.

My father bought me _____ mp3, but I lost _____ mp3 yesterday.

Faced with_______ failure, it is the most important for us to keep up ______good state of mind.

We elected him ___ monitor of our class, and he gave ___ to everyone.