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题目内容
（国家开放大学管理英语2）
Which of the following statements is NOT correct?
选择一项：
a.
It.s worth taking the time to develop a well-designed questionnaire.
b.
Open-ended questions cannot provide any detailed information.
c.
You can learn good questionnaire design skills in a short time.
选择一项：
a.
It.s worth taking the time to develop a well-designed questionnaire.
b.
Open-ended questions cannot provide any detailed information.
c.
You can learn good questionnaire design skills in a short time.
参考答案