A professor from the University of Georgia is allowing students to choose their own grades to reduce their stress and to walk out of any class if they don't like “the group dynamics.” If the professor were to write a book outlining this educational philosophy（教育理念）, what could it be titled? Would you like to write down your possible title and then send an email to us?

    How to enter:

    Submissions should be emailed to contest@theweek.com.

    Please include your name, address, and daytime telephone number; this week, please type “No stress” in the subject line.

    Entries are due by noon, Eastern Time, Tuesday, Aug. 29.

    In the case of similar entries, the first one received gets credit. All entries become property of The Week.

    Winners will appear on the Puzzle Page on the Sept. 8 issue and at the week.com/ puzzles on Friday, Sept. 1.

    What to win:

    Winners will get a chance to discuss some topics they care about face to face with the professor. They will also be given a book from the professor.

    Winners will get a one-year subscription（订阅）to The Week. They will receive 4 free issues first. They'll also get 46 more for a total of 50 in all for just $ 1. 39 per issue! They'll receive instant access to the digital edition. If you're not completely satisfied, just cancel it and any trial issues you receive are yours to keep.

根据文意及首字母提示补全短文。

      As everyone knows, not o____ fast walk but also slow walk does good to the muscles and lungs of human. So people walk to build up their bodies, or to lose w____. But only some of them know that taking a walk every day is also good for p____ people's hearts. Heart attack has become the first disease in the world b____ more and more people suffer from it.

    Taking a walk can improve the blood supply to our hearts. If you try to walk as o____ as possible, you'll have a healthier heart.