解析：{{I}} Questions 17--20 are_考试试题_公共英语

【单选题】

{{I}} Questions 17--20 are based on the following story aboutEinstein’s life. You now have 20 seconds to read Questions 17--20.{{/I}}

When didEinstein begin teachingA．In 1901.
B．In 1902.
C．In 1910.
D．In 1879.

网考网参考答案：A
网考网解析：
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