The students and teachers are _________ the running race in the playground.A.looking B.watching C.seeing
Look, Sam. Here a dog.A. on B. are C. is
It’s the station.A. for B. at C. on
My desk is next the window.A. at B. in C. to
I live Beijing.A. in B. for C. at
-- is your dog? – It’s behind the desk.A. What B. How C. Where