19．—________ will the bus come?
—It will come in ten minutes．
A．How many B．How much C．How soon D．How fast
20．Don’t forget to turn ________ the lights when you leave the office．
A．on B．off C．up D．in
21．—What do you think of the new movie?
—It’s good．But the one we saw last month is even________ than it．
A．good B．better C．best D．well
22．Don’t worry，your son’s trouble will be all right________ supper time．
A．by B．at C．in D．after