问题补充：
14. His careless driving the traffic accident. That is, the traffic accident was
his careless driving.
A. resulted in / due to
B. led to / thanks to
C. resulted from / because
D. contributed to / as a result
答案：
(答案→)A. resulted in / due to
B. led to / thanks to
C. resulted from / because
D. contributed to / as a result
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