Nancy enjoyed herself so much she visited her friends in Sydney last year.A. thatB. which

问题补充：

Nancy enjoyed herself so much she visited her friends in Sydney last year.

A. that

B. which

C. when

D. where

答案：

A. that

B. which

(答案→)C. when

D. where

解析：考查状语从句的用法。句中表示当Nancy在悉尼拜访朋友的时候，应选时间状语从句的when，如果用so... much 的结果状语从句，句意就不通。