单选题
The author of the report is well ______ with the problems in the hospital because he has been working there for many years.
A.informed
B.acquainted
C.enlightened
D.acknowledged
A
B
C
D
【正确答案】
B
【答案解析】
[解析] be acquainted with是固定搭配,意为“对……熟悉”,故答案为B。
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