题目内容：
What is necessary to write a good questionnaire?选择一项：
a.
A lot of skills and study.
b.
A lot of money and time.
c.
A lot of skills and experience.
参考答案：
选择题：What is necessary to write a good questionnaire?
- 题目分类：国家开放大学管理英语2
- 题目类型：选择题
- 查看权限：VIP
选择一项：
a.
A lot of skills and study.
b.
A lot of money and time.
c.
A lot of skills and experience.