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题目内容
（管理英语2）
What is necessary to write a good questionnaire?
选择一项：
a. A lot of skills and experience.
b. A lot of skills and study.
c. A lot of money and time.
选择一项：
a. A lot of skills and experience.
b. A lot of skills and study.
c. A lot of money and time.
参考答案
