问题
选择题
The most important thing to keep in ______ mind when dealing with______ emergency is to stay calm.
A．/; the
B．the; an
C．the; the
D．/; an
答案
答案：D
题目分析：考查冠词辨析。keep sth in mind牢记……在心，mind前不加冠词。emergency 紧急情况，突然事件，可数名词。如：In an emergency，phone 999 for help.遇上紧急事件立刻拨999求救。an emergency一件突然事件。故选D。