问题补充:
I’ll never forget the days we spent together in the country.
A. which
B. on which
C. when
D. on that
答案:
(答案→)A. which
B. on which
C. when
D. on that
解析:句意:我将永远忘不了我们在乡下一起度过的时光。A 定语从句,which指代先行词days ,在后面的定语从句中作spent的宾语连接词的选择是看从句,we spent together in the country :we 主语,spent谓语,缺了宾语,所以要选择连接代词 which故选A