Y

Yvonneaab

    Behind the teaching building
    0:08
    How do you get on with your classmates
    0:08
    brightly and the breeze was blowing gently
    0:13
    I see, east west see
    0:09
    Finish the homework
    0:12
    Remember smoking can damage your health
    0:10
    good way to keep healthy
    0:13
    Do not eat too much fat
    0:10
    Here are some advice for you to follow
    0:10
    It is our duty to keep our environment
    0:09
    It is well-known that man
    0:11