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    verywhere. We want to recycle
    0:20

    verywhere. We want to recycle

    don鈥檛 save water
    0:26

    don鈥檛 save water

    is one of my favorite movies
    0:32

    is one of my favorite movies

    in the sky
    0:22

    in the sky

    it affect our lives and health
    0:16

    it affect our lives and health

    n their daily life. Even worse
    0:21

    n their daily life. Even worse

    But at the very beginning
    0:25

    But at the very beginning

    such as listening to tapes
    0:17

    such as listening to tapes

    to do our best? First
    0:17

    to do our best? First

    social practice
    0:17

    social practice

    eatly affected by air
    0:25

    eatly affected by air

    ing practice
    0:32

    ing practice

    c bycycles
    3:21

    c bycycles

    tting down
    4:18

    tting down

    As we know
    0:27

    As we know

    tting down
    0:22

    tting down

    As we know
    0:25

    As we know