2. 外语
  3. Dr. Johnson______the patient of the safety of the operations.

Dr. Johnson______the patient of the safety of the operations.

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问题 Dr. Johnson______the patient of the safety of the operations.
选项 A、guaranteed
B、confirmed
C、assured
D、committed
答案C
解析 [C]assured意为“使确信；保证”，其用法为assure sb．of sth．，故为答案。[A]guaranteed的用法是guarantee sth，to sb．“向某人担保某事”；[B]confirmed意为“证实，确信”，其用法是confirm sth．／that从句：[D]committed意为“委托”，其用法是commit sth．to sb．。
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