【简答题】A. Live near to a noisy street. B. Watch TV before bed. C. Play on your cell phone before bed. D. Stop drinking tea or coffee early in the day.
【单选题】Trains stop here in order to ______ passengers.
【简答题】TCON是什么寄存器?是几位的寄存器?TCON中的TR0是什么作用?IT0是什么作用?TF0是什么作用?