( )you classes begin at 7:30?A Is BAre C Do D Does

classes begin可不可以写成 begin the classes What time do you begin（）classes?答案上说填tohave, Classes begin at eight. classes begin at enght.为什么classes classes begin begin要不要加s? Classes begin ______seven fifty -five. ( )you classes begin at 7:30?A Is BAre C Do D Does classes begin at （eight）划线提问 classes begin at （eight）划线提问 What time do classes begin?答句 .your classes begin at 7:33? 是Class begin.还是Class begins.还是Classes begin.为什么? class begin还是classes begin?到底应该用哪个呢? What time do you begin()?A.to classesB.to have classesC.to classD.of classes(请注意原因, You ____ come late.Classes begin at eight.A.needn't B.mustn't C.can't D.aren't 为什么classes begin中classes变class时,begin变begins We begin classes at 8：00（对begin classes提问） Classes begin at 8:00.为什么要用begin 下文说 Classes are over at four.为什么不可以说 Classes are begin at 8:00呢？