第8题: [单项选择]MIST is caused by(). A. forest fires B. smoke from industrial areas C. dust or sand storms D. water droplets with the relative humidity more than 95% 参考答案:D
第24题: [单项选择]To impress a future employer, one should dress neatly and be ______. A. swift B. instant C. timely D. punctual 参考答案:D 答案解析:[解析] A项swift意为“迅速的”;B项instant意为“即时的;立刻的”;C项timely意为“及时的”;D项punctual意为“准时的,遵守时间的”。