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    other mobile devices spread
    0:11

    other mobile devices spread

    increasingly replaced by digital ones
    0:11

    increasingly replaced by digital ones

    ave pointed out that students' time
    0:13

    ave pointed out that students' time

    From what has been mentioned above
    0:09

    From what has been mentioned above

    Last but not least
    0:09

    Last but not least

    more energy-saving resources should be utilized
    0:08

    more energy-saving resources should be utilized

    there are three effective ways
    0:08

    there are three effective ways

    the environment and ourselves
    0:10

    the environment and ourselves

    which most northerners in China are facing
    0:08

    which most northerners in China are facing

    It changes my hometown
    0:08

    It changes my hometown

    Pollution has been serious problem today
    0:09

    Pollution has been serious problem today

    which I have never seen in my life
    0:08

    which I have never seen in my life

    love with these towns immediately
    0:11

    love with these towns immediately

    first sight I saw the pictures
    0:08

    first sight I saw the pictures

    favored of natural green
    0:07

    favored of natural green

    I don't like to go to big cities
    0:09

    I don't like to go to big cities

    The Most Beautiful Town
    0:08

    The Most Beautiful Town

    whether professional or amateur, as their priority
    0:11

    whether professional or amateur, as their priority

    admission expansion of colleges
    0:10

    admission expansion of colleges