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    e pouring dirty air in the sky
    0:18

    e pouring dirty air in the sky

    9.62K views
    English well. For example
    0:20

    English well. For example

    9.66K views
    se peer pressure. While
    0:29

    se peer pressure. While

    9.67K views
    it affect our lives and health
    0:28

    it affect our lives and health

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    t really helped a lot. In fact
    0:25

    t really helped a lot. In fact

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    to school by electric bycycles
    0:13

    to school by electric bycycles

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    rself. In your free time
    0:19

    rself. In your free time

    9.66K views
    reasing faster and faster
    0:20

    reasing faster and faster

    9.67K views
    school by electric bycycles
    0:29

    school by electric bycycles

    9.66K views
    our best? First
    0:25

    our best? First

    9.66K views
    our lives and health
    0:21

    our lives and health

    9.66K views
    uch as listening to tapes
    0:10

    uch as listening to tapes

    9.65K views
    ed with it
    0:16

    ed with it

    9.65K views
    in the sky
    0:31

    in the sky

    9.65K views
    ant to man
    0:25

    ant to man

    9.65K views
    in the sky
    0:26

    in the sky

    9.64K views
    ant to man
    0:24

    ant to man

    9.64K views