问题
选择题
| Practice makes perfect. It is _____ of becoming a successful learner. |
A. one of the secret B. one of the secrets C. one of secret D. on secrets |
答案
答案：B
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| Practice makes perfect. It is _____ of becoming a successful learner. |
A. one of the secret B. one of the secrets C. one of secret D. on secrets |
答案：B