-Why are you standing there, Anna?-I can't see-the words on the blackboard Two tall boys are sitting_______ me.
Today is my first day _____ your school. A. at B. to C. on
There _____ thirty desks in my class. A.is B.are C.be
Go back to your ________, please. A. sitB. seatC. sit down
The blackboard is _______ the wall(墙). It is_________ in the wall. A. on, not B. on, /C. in, no
-- Take your seat, Zhang Hui. -- ________ A. Yes, sir. B. Right, sir.C. Thanks, sir.