The school makes every effort to treat students as individuals and to help each one to achieve their full ________.
The students were ____ over the ____ problem, listening to the teacher with a ____ expression on their faces.
---Would you mind my sitting here ____ lunch? ---______.A. and have, No, not at all C. and having, No, thank you.C. to have, Never, go ahead. D. and have, Oh, it’s my pleasure.
It was rude ______ you to stare at the foreigner when he passed by just now.
The reason for his success is ______ he has worked very hard.
—Where is Bob? I cannot find him anywhere.—He have been off long. I heard him make a call just now.