--You speak very good French!-Thanks. I French in Sichuan University for four years.A.

问题补充：

--You speak very good French!

---Thanks. I French in Sichuan University for four years.

A. studied

B. study

C. was studying

D. had studied

答案：

(答案→)A. studied

B. study

C. was studying

D. had studied

解析：时态考查题。句意：你的法语真棒！谢谢，我在川大学了四年法语。根据语境可知我现在不再学法语了所以要用一般过去时态陈述过去的事情。选A