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【单选题】
Which of the following statements is true of enterprise information systems?A.
They are information systems that are shared by two or more independent organizations.
B.
The solutions to problems in these systems usually involve more than one department.
C.
Enterprise information systems typically support less than 100 users.
D.
They are called personal information systems if they support a particular business function.
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【简答题】选词填空。 根据所给句子选用方框内的词语填空(有多余选项)，注意用其适当的形式。 appeal to, as a whole, reach out for, watch out for, therefore, confuse, practice 1. Though it has some shortcomings, _____, the film is really a good one. 2. ...
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