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举报参考答案：
举一反三
【单选题】关于维修基把手的描述，除哪一项外都是正确的：（）。
A.
高压电路主保险丝位于维修塞把手内
B.
维修塞把手解锁时，互锁开关关闭
C.
维修塞把手解锁时，高压电路切断，无需拆下维修塞把手
D.
佩戴绝缘手套以操作维修塞把手
【单选题】Subways are underground trains, which usually operate 24 hours a day. They are found in larger cities and usually run between the suburbs and the downtown area. Maps and schedules are available from t...
A.
within downtown areas
B.
away from city centers
C.
in or outside big modern cities
D.
between suburbs and city centers
相关题目：
【单选题】关于维修基把手的描述，除哪一项外都是正确的：（）。
A.
高压电路主保险丝位于维修塞把手内
B.
维修塞把手解锁时，互锁开关关闭
C.
维修塞把手解锁时，高压电路切断，无需拆下维修塞把手
D.
佩戴绝缘手套以操作维修塞把手
【单选题】Subways are underground trains, which usually operate 24 hours a day. They are found in larger cities and usually run between the suburbs and the downtown area. Maps and schedules are available from t...
A.
within downtown areas
B.
away from city centers
C.
in or outside big modern cities
D.
between suburbs and city centers
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