施工升降机是提升建筑材料和升降人员的重要设施，如果安全防护装置缺失或失效，容易导致坠落事故。下列关于施工升降机联锁安全装置的说法中，正确的有（）。

A.只有当安全装置关合时，机器才能运转

B.联锁安全装置出现故障时，应保证人员处于安全状态

C.只有当机器的危险部件停止运动时，安全装置才能开启

D.联锁安全装置不能与机器同时开启但能同时闭合

E.联锁安全装置可采用机械、电气、液压、气动或组合的形式

用所给词的适当形式填空。

1.  Which is the ________(far)  from Zhengzhou,  Beijing, Shanghai or Sonya?

2.  Taiwan is in the________ (south) part of China.

3.  Which is________ (popular), pop songs or classical songs?

4.  People there are________ (friend) to visitors.

5.  He left the town without________ (say) goodbye to anyone.

6.  Spring is the most ________ (love) season of a year.

7.  The price of this computer is the________ (high) of the three.

8.  Bill Gates won a great________ (successful).

9.  It's not easy_________(learn) English well.

10.  My sister wants to be a________ (act) when she grows up.