Complete each of the following sentences with a compound word derived from the one given in brackets.
For reasons of （ ）all luggage must be searched. (secure)
【正确答案】：SECURITY
【题目解析】：
出于安全原因，必须对所有行李进行搜查。security安全。
Complete each of the following sentences with a compound word de
【正确答案】：SECURITY
【题目解析】：
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