问题
选择题
It's easy ______me _____ out the problem.[ ]
A. to; work
B. for; work
C. to; to work
D. for; to work
答案
答案:D
It's easy ______me _____ out the problem.[ ]
A. to; work
B. for; work
C. to; to work
D. for; to work
答案:D