--- Is your father a teacher of English in No. l Middle School? --- No. But he ______ English there for ten years.

—Sorry, I didn’t hear the door bell ring.—Your bell         . Perhaps it needs repairing.

Professor James will give up a lecture on the Western culture,but when and where _______ yet.

They asked me to have a dinner in an excellent restaurant with the, I said that it was at least five years since I _______ a good meal.

—Though it __________ in the desert most of the year, people still live there.—That’s the case. They say east or west home is the best.