铠装电缆钢带不应进入盘柜内，铠装钢带切断处端部应平滑，不得残留毛刺，钢带的剥口位置应力求一致，并应将钢带（）。
参考答案：接地
― Hello, could I speak to Mr. Smith?
― Sorry, wrong number. There isn't _____ Mr. Smith here. [ ]
A. 不填
B. a
C. the
D. one
Many young men enjoy _________ the pop music. [ ]
A. listen to
B. listening to
C. to listen to
D. listening
