The students are doing some cleaning. Some are sweeping the floor, ________ are cleaning the desks and chairs.
--Do you know ______ man in blue? --Yes, he’s a professor of_________ university.
-- Which would you prefer, a pear or an apple? --____. An orange, please. A. Either B. Neither C. Both
Tony, there arefew mistakes in your homework,don’t make same mistake again. A. a, a B. a., the C. the , the
Could you tell me _______? A. who wants to be a pilot B. who do you want to help C. whose eraser is this
There are about _____ students in the school, and ____ of them are boys. A. two thousand, three fifth B. two thousand, three fifths C. two thousands, three fifths