题目

 What should be done before opening a door in a fire?  Jim, what should I do if I hear the fire alarm in my dorm?<br />First, make sure that your door is not hot before you open it.<br />Then make your way to the emergency exit calmly.<br />Thank you. A . Sound the alarm clock. B . Make sure the door is cold. C . Go directly to the emergency exit. 答案：B

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