His advisor recommended that he at least three courses each summer
His advisor recommended that he _____ at least three courses each summer
A. takes
B. can take
C. should take
D. would take
Đáp án C
Dịch: tư vấn viên của anh ấy gợi ý rằng anh ta nên tham gia ít nhất ba khóa học mỗi mùa hè