单项选择题
Be quiet! They （） a meeting in the next room.
A.are having B.have C.were having D.will had
单项选择题 "Town Hall is the tallest building in the city." "（）from here?"
单项选择题 I don't want you（）your brains about such problems.
单项选择题 We have missed the last bus. It means（）to walk over the mountain.
