问题
选择题
This sentence is too hard ______ me ______ understand. [ ]
A. to; to
B. on; to
C. for; to
D. to; for
答案
答案：C
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This sentence is too hard ______ me ______ understand. [ ]
A. to; to
B. on; to
C. for; to
D. to; for
答案：C