Question

【题目】The machine I have looked after for twenty years is still working well.

A. who B. where C. when D. which

Answer 1

【答案】D

【解析】

试题分析：句意：我看顾了二十年的机器现在仍然工作的很好。根据先行词是物，所以引导词用that 或者which，故选D。