一旦你为自己设定了定时起床的时间，你就需要经历许多的练习才能找到最适合你去睡觉的时间段。
Once you set a fixed awakening time, it may take a bit of practice to hone in on the right range of bedtimes for you.
如果你在国内学英语，那么你能练习英语的时间很少，这样一来，你就需要一个相对较长的时间来提高英语。
If you learn English in domestic, then you can get little time practice your English and you need to take a relatively long time to improve your English.
当我开始练习功夫的时候，我才意识到它有多么地困难，哪怕是简单的一踢或者一打就需要几个月的时间去练习。
When I started to practice kungfu I realized how difficult it was. Even a simple kick or punch demanded months of practice.
当我开始练习功夫的时候，我才意识到它有多么地困难，哪怕是简单的一踢或者一打就需要几个月的时间去练习。
When I started to practice kungfu I realized how difficult it was. Even a simple kick or punch demanded months of practice.
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