.I’m afraid our department manager is not ________ for your interview now, for he is fully occupied with an important construction project.
We should go to school by bus or underground rather than by car global warming.
—Now, where is my key? —! They are waiting for us at the school gate.
The teaching building in the big earthquake was our chemistry lab.
He knows little English that he has never been offered an job.
He looks forward with great interest the 2010 Shanghai Expo in the summer holiday.