第6题: [单项选择] Which of the following is NOT part of her job with the Department of Employment A. Doing surveys at workplace. B. Analyzing survey results. C. Designing questionnaires. D. Taking a psychology course. 参考答案:D
A. uses electronic instruments B. enables man to alter the weather C. makes weather prediction easier D. gives the scientist information not obtained readily otherwise 参考答案:B