Lucy will have learned English for 8 years by the time she form the university next year.

问题补充：

Lucy will have learned English for 8 years by the time she form the university next year.

A. will graduate

B. will have graduate

C. graduates

D. is to graduate

答案：

A. will graduate

B. will have graduate

(答案→)C. graduates

D. is to graduate

解析：本题考查动词时态的运用。by the time引导时间状语从句时，若主句为一般将来时，从句要用一般现在时表示将来。