图示为某电容传声器结构示意图,当人对着传声器讲话,膜片会振动.若某次膜片振动时,膜片与极板距离增大,则在此过程中( )
下列做法正确的是 ( )
--- ______, or we'll be late for the meeting.
--- It's only half past one by my watch. We have enough time left.