问题
选择题
It is not easy to learn English well but if you ________,you will succeed in the end.[ ]
A. hang up
B. hang about
C. hang on
D. hang onto
答案
答案：C
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It is not easy to learn English well but if you ________,you will succeed in the end.[ ]
A. hang up
B. hang about
C. hang on
D. hang onto
答案：C