题目内容：

    How to live a happy life? The following suggestions may be of great help to you.

Keep positive.1. Optimists have a 35% less chance of having a heart attack or stroke, are more likely to eat a healthy diet and exercise regularly, have stronger immune systems and even live longer. If you face a challenge or obstacle, you're more likely to see it as a temporary or even optimistic thing, allowing you to learn and grow.

Start volunteering.2. It can reduce the risk of cognitive (认知的) disorder. It can even help us live longer. Even if you have a little time to offer, just the act of giving has been shown to improve your health, possibly by temporarily reducing your sense of pain.

Be grateful. Counting our blessings protects us against anxiety and depression and boosts optimism. One of the best ways to make thankfulness a part of your life is to keep a journal.3.Keeping gratitude and recording your good deeds may help you live happily.

4.People who are more socially connected to family, friends and community are happier. They re physically healthier, and they live longer than people who are less connected.High-conflict marriages, without much affection, turn out to be very bad for health, perhaps worse than getting divorced.5.

A.Eat healthily and happily.

B.Strengthen social connections.

C.Looking on the bright side of life is really good for you.

D.Instead, living in good relationships is beneficial to heath.

E.You can set down some positive experience in your diary.

F.You'll have no time to volunteer and give thanks in your life.

G.Studies show volunteering can reduce stress and depression.