[单选题]The mass media keep us well()of what is happening in the world which would otherwise remain unknown.

A

concerned

B

exposed

C

acquainted

D

informed

正确答案:D
题目解析

本题考查固定搭配。be informed of 得知,知悉,听说;be concerned with 参与,涉及;be acquainted with 熟悉,了解;be exposed to 被揭露,曝光。

句意:大众媒体让我们充分了解世界上正在发生的事情,否则我们将无从知晓。由搭配可知本题选择D选项。

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