用户对供电企业查电人员和抄表收费人员依法（），应当提供方便。
参考答案：履行职责
．—Do you think_____ worthwhile to go all the way to Los Angles to buy that computer?
—Well ,I’m going to visit some relatives, too.
A．it
B．/
C．this
D．that
Thank you for replying（）my e-mail.
A.to
B.of
C.from
