The number of students in our school _________ 4000 and a number of them _______ good at playing pingpong. A. is, is B are, are C. is, are D. are, is
____ great picture! Who painted it?
—____ interesting the storybook is! —Yes. I have read it twice.
Please connect the phone ________ the computer. A at B.into C.with D.in
Why not join an English club to practice ________?
Mr.Brown teaches ________ well ________ everybody likes his lessons.