问题
单项选择题
灭火人员在楼顶、外部破拆玻璃和其他构件时,应事先在楼下划出安全警戒区,设置安全()。
A.警戒岗哨
B.警戒标志
C.警告牌
D.警戒旗
答案
参考答案:A
灭火人员在楼顶、外部破拆玻璃和其他构件时,应事先在楼下划出安全警戒区,设置安全()。
A.警戒岗哨
B.警戒标志
C.警告牌
D.警戒旗
参考答案:A
根据对话内容,从对话后的选项中选出能填入空白处的最佳选项,并将答案标号填写在本题下面相应题号后的横线上。选项中有两项多余选项。(共 5 小题;每小题 2 分,满分 10 分) — What can I do for you? — Excuse me. 61 Is there a flight to Tokyo this evening? — I’m sorry, but there isn’t any. There’s only one flight to Tokyo every day. It leaves at 8:25 am. — I’m sorry. It seems that I’ll have to wait until tomorrow. — 62 — That’s true. You know, I’ll have to attend a conference in Tokyo tomorrow morning. So I’ll have to get there by this evening. — 63 — Well, my company only assigned me to attend the meeting early this morning. 64 — I’m very sorry, but we can’t help. — 65 — There isn’t any. I’m sorry.
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