根据句意及中文填入恰当的单词。

1. Steve spent a day __________ (拜访) his friend, Peter.

2. Our country has a lot of high __________ (山脉).

3. Who's good at __________ (地理) in your class?

4. You can do some __________ (阅读) to improve your English.

5. Many children don't like the __________ (猫) Tom in Tom and Jerry.

隔离开关的（）大修后，接线端接触应良好，无过热现象，螺丝平垫、弹簧垫应齐全、合格、紧固、无松动现象。

A.导电系统

B.传动系统

C.操动系统

D.绝缘系统