单选题
He has never worried about his properties because he has______them against disasters and theft.
A. assured B. ensured C. insured D. secure
A
B
C
D
【正确答案】
C
【答案解析】
[解析] assure意为“向……保证;使放心”;ensure意为“担保,确保”;insure意为 “保证,保险”;secure意为“使安全;安全的”。
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