---Why are you standing there, Maggie?---I can’t see the blackboard clearly. Two tall boys are sitting _______ me.
The shop _____ at 8:00 a.m.and it ________ for ten hours every day.
––Who is on the playground? ---__________.
He never does his work _______ Mary。
—May I listen to the music here, Mr. White?—Sorry, you’d better it like that.
—Why not take ____ umbrella with the sign “ Made in China”? It is _____ useful umbrella?—What _______ good advice it is!