She is working hard all day long, which
题型：选择题
问题：
She is working hard all day long, which will surely her success in the College Entrance Examination next June.
A．result from
B．contribute to
C．benefit from
D．stick to
She is working hard all day long, which will surely her success in the College Entrance Examination next June.
A．result from
B．contribute to
C．benefit from
D．stick to