第一篇：高等数学在美国的教育方法引起了美国教育界的争论

46.what does the author say about ordinary Americans?

答案：B -- They think math is a complex subject.

47.What is the general complaint about America’s math education according to Hacker?

答案：A - America is not doing as well as China.

48.What does Andrew Hacker’s Numeracy 101 aim to do?

答案：B-Enable students to make practical use of basic math.

49.What does Maria Droujkova suggest math teachers do in class?

答案：A - Make complex concepts easy to understand.

50.What does Pamela Harris think should be the goal of math education?

答案：C - To broaden Americans’ perspectives on math.

第二篇：机器人在护理老人方面有很大的贡献

51.What does the author say about Japan?

答案：B - It takes the lead in providing robotic care.

52.What do we learn about the robot Terajgio ?

答案：C - It does not have much direct contact with patients.

53.What are telepresence robots designed to do?

答案：D - Facilitate communication between patients and doctors or family members.

54..What is one special feature of the robot Actroid F?

答案：A- It interacts with patients just like a human companion.

55.What can we infer from the last paragraph?

答案：C- Robots will not make nurses redundant.