问题
单项选择题
Questions 24-30
·Look at the questions for this part.
·You will hear a passage about "Odds and Ends ".
·For questions 24-30, indicate which of the alterative A, B, or C is the most appropriate response.
·Mark one letter A, B or C on the Answer Sheet.
Thomas Edison provided valuable wealth for the modern world because ______.
A．he never let any time slip by
B．he always thought and planned
C．he always tapped out messages without stopping
答案
参考答案：A
解析： 当爱迪生干发报员工作时，从来不让零星时间溜走。他总是思考，做计划等。思考和做计划是利用零星时间的部分，故B不正确。C表示总是发报不休息，显然不合理。