The journey around the world took the old sailor nine months the sailing time was 226 da

问题补充：

The journey around the world took the old sailor nine months, the sailing time was 226 days.

A. of which

B. during which

C. from which

D. for which

答案：

(答案→)A. of which

B. during which

C. from which

D. for which

解析：本题考查介词与关系代词引导的定语从句。根据句子分析，定语从句的先行词是nine months,226天的航行时间是其中的一部分，属于从属关系，因此应使用介词of