(单选题)18: 第三次作业问题20 A: Theater lobbies with uniformed security guards. B: Clothing stores where people are relaxed and off guard. C: Airports where people carry a lot of luggage. D: Hotels and restraurants in southeast London. ...

(单选题)12: 第三次作业问题1 A: The man could buy a shirt of a different color. B: The size of the shirt is all right for the man. C: The size the man wants will arrive soon. D: The man could come some time later. ...

(单选题)6: 第三次作业问题11 A: The art of saying thank you. B: The secret of staying pretty. C: The inportance of good manners. D: The difference between elegance and good manners. ...

(单选题)8: 第二次作业问题2（作业音频请到课程公告里下载） A: She is working in the city. B: Life in the suburbs is lonely. C: Jobs are easier to find in the city. D: It's less expensive living in the city. ...

(单选题)2: 第二次作业问题16 A: They let him do what he wanted to. B: They helped him find large bills. C: They pressed the alarm. D: They called the police. ...

(单选题)16: 第一次作业问题15 A: It was colorful. B: It was peaceful. C: It was stressful. D: It was boring. ...

(单选题)10: 第一次作业问题13 A: Teenagers tend to be careless. B: One should always do his job earnestly. C: One can benefit a lot from working with his father. D: Manual laborers shouldn't be looked down upon. ...

(单选题)4: 第一次作业问题17 A: Because the university is everywhere in the city. B: Because all the buildings in the city look alike. C: Because there are no signs to direct them. D: Because no tour guides are available. ...

(单选题)8: 第四次作业问题9 A: That’s ok B: Never mind C: Don’t mention it D: Forget it. ...

(单选题)2: 第四次作业问题10 A: The same to you B: See you. C: Take care D: So long. ...