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Recently some hospitals in China have adopted they call a robot-doctor, will be

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Recently some hospitals in China have adopted they call a robot-doctor, will be

 Recently some hospitals in China have adopted ______ they call a robot-doctor, ______ will be used

to operate on patients with more accuracy.

A. what; that     B.that; which          C. what;which      D. which; what

 

试题答案

【答案】

 C