问题
选择题
The author of the report is well _____ with the problems in the hospital because he has been working there for many years.
A．acquainted
B．informed
C．enlightened
D．advised
答案
答案：A
be acquainted with熟悉，be well informed of(about)对......消息灵通。可见，此题中应用acquainted,因为后面地介词是with.