• It keeps them healthy and helps them grow better. Public health groups have opposed the practice because bacteria continually exposed to antibiotics will eventually develop resistance to them.

    VOA: standard.2010.07.21

  • and what is a good practice to do is help develop your ideas of the things - set your intentions,

    这个练习会帮助你发展思维——确定你的打算。

    英语写作:技巧 - SpeakingMax英语口语达人

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