21．—Peter, if you keep on breaking the traffic rules, you driving license will be revoked（吊销）．
— ? I don’t care．
A．What for B．How come C．What if D．So what
22．My mother asked me to repeat ______ telephone number _____ second time so that she could write it down．
A．the; a B．不填; a C．the; the D．a; the
