题目

We have to be very sensitive and work closely with the doctors and nurses, ______of the condition of each patient. A ． who keep us informed B ． who we keep informed C ． they keep us informed D ． they keep us informing 答案： A 【解析】 【详解】 考查定语从句。句意：我们必须非常敏感，与医生和护士密切合作，他们让我们了解每个病人的情况。此处是非限定性定语从句，先行词是 doctors and nurses ，在从句中作主语，应用关系代词 who 引导，固定搭配 keep sb. informed of sth.“ 让某人了解某事 ” 。故选 A 。

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