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【单选题】Tim Richter and his wife, Linda, had taught for over 30 years near Buffalo, New York—he in computers, she in special education. "Teaching means everything to us", Tim would say. In April 1998, he lear...
A.
a well-known surgeon
B.
C.
B. a mother of a four-year-old
D.
C. a singer born in Tennessee
E.
D. a computer programmer