阅读下列短文，从每题所给的四个选项A、B、C和D中，选出最佳选项。
A
Online Courses
Frontier Physics
Further your understanding of modern physics and discover how we can solve social problems by developing future technologies. On this course from the University of Washington, you’ll explore areas of the latest physics research. You’ll also look at some real-world physics applications (应用) to build your skills.
Period: three weeks
Weekly study: four hours
Successful Communication
Build practical communication skills and learn how to use and apply these skills to your life. On this seven-week course from the University of Michigan, you’ll discover and practice the four steps to successful communication, and learn strategies to do it better.
Period: seven weeks
Weekly study: two hours
Quality Improvement in Healthcare
Why is quality improvement in health and social care systems so difficult? Why is it so challenging to bring in new and better ways of organizing health and social care services?
Many reasons have been put forward. This course from the University of Chicago explores new and better ways of organizing health and social care services to improve quality.
Period: six weeks
Weekly study: three hours
How to Create Videos for Online Courses
On this two-week course from the University of Edinburgh, you’ll learn how to use your mobile phone to create online course videos.
Period: two weeks
Weekly study: two hours
1. How long does Frontier Physics last?
A. Two weeks. B. Three weeks. C. Six weeks. D. Seven weeks.
2. Which course will you choose if you want to know how to make polite conversation?
A. Frontier Physics.
B. Successful Communication.
C. Quality Improvement in Healthcare.
D. How to Create Videos for Online Courses.
3. What will you do on the course from the University of Edinburgh?
A. Take care of some patients.
B. Explore the latest physics technologies.
C. Make videos on your mobile phone.
D. Find solutions to poor social care services.
【答案】1. B2. B3. C
【解析】
【导语】这是一篇应用文。文章主要介绍了四门在线课程的细节。
【1题详解】
细节理解题。根据Frontier Physics 一节中“Period: three weeks (期限：三周)”可知，该课程为期三周。故选B。
【2题详解】
细节理解题。根据 Successful Communication 一节中“Build practical communication skills and learn how to use and apply these skills to your life. (培养实用的沟通技能，学习如何在生活中使用和应用这些技能。)”可知，想了解如何礼貌地交谈，可以选择 Successful Communication这门课程。故选B。
【3题详解】
细节理解题。根据 How to Create Videos for Online Courses 一节中“On this two-week course from the University of Edinburgh, you’ll learn how to use your mobile phone to create online course videos. (在爱丁堡大学为期两周的课程中，你将学习如何使用手机创建在线课程视频。) ”可知，在该课程上，可以学习如何用手机制作网络教学视频。故选C。
