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题目内容
（郑州工程技术学院-大学英语（2）.）
16.
Mike promised to keep me ______ how our business was going on.
(A) informed
(B) informed of
(C) to be informed
(D) to be informed of
Mike promised to keep me ______ how our business was going on.
(A) informed
(B) informed of
(C) to be informed
(D) to be informed of
参考答案