听力chapter 12对话1-5

1、A. Fire mains

B.Fire alarms火警

C. Fire exitinguishers

D. Smoke alarms

2、A. Fire mains

B. Fire alarms

C. Fire exitinguishers

D. Smoke alarms

3、A. Fire mains

B. Fire alarms

C. Fire exitinguishers

D. Smoke alarms

4、A. Firemains

B. Fire alarms

C. Fire exitinguishers

D. Smoke alarms

5、A. Not operational

B. Not in positon

C. Not accessible

D. Missing