单选题
The underlined words “an independent technician” in the second paragraph refer to
A、
a technician who checks a car free of charge
B、
a technician who learned his trade all by himself
C、
a technician who works for a particular car-dealer
D、
a technician who runs his own inspection service
【正确答案】
D
【答案解析】
词义推测题。由“an independent technician”所在句后两句可知，D项正确。
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