- 试题详情及答案解析
- True friendship is like sound health, _____ value is seldom known until it is lost.
| A．whose | B．of which | C．as | D．which |
- 答案：A
- 试题分析：句意：真正的友谊就像健康的身体，人们总是在它失去时才认识到它的价值。主句为True friendship is like sound health，后半句是非限制性定语从句，补充说明先行词sound health。根据句意可知此处缺少定语，表示“……的”。故选A。
考点：考查关系代词的选择