问题
选择题
It’s important __________. [ ]
A. for us to learn English well
B. to us to learn English well
C. for us learning English well
D. of us to learn English well
答案
答案：A
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It’s important __________. [ ]
A. for us to learn English well
B. to us to learn English well
C. for us learning English well
D. of us to learn English well
答案：A