As a student, he knows that he must_____
问题:
As a student, he knows that he must _______ himself to get good marks.[ ]
A. depend on
B. help out
C. give his life to
D. take care of
As a student, he knows that he must _______ himself to get good marks.[ ]
A. depend on
B. help out
C. give his life to
D. take care of