判断题
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A service provider who lies is behaving unethically.（）
判断题A service provider who lies is behaving unethically.（）
A proposal is a formal report that describes a problem ...
判断题A proposal is a formal report that describes a problem and recommends a solution.（）
To choose the best graphic aid ，you must choose one sui...
判断题To choose the best graphic aid ，you must choose one suited to the objective you hope to achieve.
