题目内容
— It’s clever _____you to help me work out the difficult math problem. Thanks!
— You are welcome. Now it’s easier _______you to understand it.
A.of; of B. of; for C. for; of D. for; for
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题目内容
— It’s clever _____you to help me work out the difficult math problem. Thanks!
— You are welcome. Now it’s easier _______you to understand it.
A.of; of B. of; for C. for; of D. for; for