— You speak very good English! — Thanks.
问题:
— You speak very good English!
— Thanks. I ______ English in Shandong University for four years.
[ ]
A. study
B. studied
C. was studying
D. had studied
— You speak very good English!
— Thanks. I ______ English in Shandong University for four years.
[ ]
A. study
B. studied
C. was studying
D. had studied