The driver was badly hurt and he needed________

试题详情及答案解析

The driver was badly hurt and he needed_________ at once.

A．a research	B．an operation
C．an experiment	D．a survey

答案：B

试题分析：句意：司机受了重伤，他需要马上动手术。a research研究；an operation手术；an experiment实验；a survey调查。所以选B。
考点：考查名词词义辨析。