The number of the teachers who ______ cars in our school ____ increasing very fast.

 —________ two months enough for the project to be finished?—I am afraid not. The professor is ill and only after he recovers ______ go on with it.

It is not how much money you will give us but that you are present at the ceremony ______ really matters.

The specialist, ______ some of his assistants, ____ to attend our discussion.

---- What do you know about the population of China? ---- It _____ over 1,200 million and 80 percent of it _____ peasants.