电气设备失火时,妥当抢救的方法是()。A.切断火区电源,用水,泡沫灭火器施救 B.切 发布时间:2017-12-01 23:43 │ 来源:www.tikuol.com 题型:单项选择题 问题: 电气设备失火时,妥当抢救的方法是()。A.切断火区电源,用水,泡沫灭火器施救B.切断火区电源,用二氧化碳,1211等灭火器具灭火C.用四氯化碳式压缩空气灭火
题型:单项选择题 单句改错。 1.This question is very easier than that one. A B C D 2. Jimmy is a little funny than me. A B C D 3.I need your help tomorrow. Can you come a little early? A B C D 4. Shanghai is larger than any other cities in China. A B C D 5. My parents are all teachers in a middle school. A B C D 查看答案