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单项选择 适中0.65 引用1 组卷221
We should keep ourselves _______ of the changing situation in that African country.
A.informedB.informingC.to informD.inform
2021高二下·广东广州·专题练习
知识点:inform过去分词作补足语 答案解析 【答案】很抱歉,登录后才可免费查看答案和解析!