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

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：考查时态。我在四川大学学过4年法语是指过去发生过的事情，所以谓语动词用一般过去时，该题由于有for four years. 造成一部分学生做出错误的选择，而选择了D。