What are the benefits of laughter? Laughter {#blank#}1{#/blank#}(use) as a signal for being part of a group —it signals acceptance and positive interactions with others. In fact, laughter is important, and has been shown to have many {#blank#}2{#/blank#} (benefit) effects on the human body in different ways. Just check out these health benefits of laughter.

    Boosts (增强) your immune system.{#blank#}3{#/blank#} (study) have shown that laughter boosts the immune system, increasing the number of antibody-producing T cells. This then makes us less likely{#blank#}4{#/blank#} (catch) coughs and colds. It also lowers the levels of at least four hormones (激素) which are connected with stress. So, after a good laugh you should be far less anxious.

    Improves your breathing. Laugh more and more, because laughter empties your lungs of the air {#blank#}5{#/blank#} it takes in, resulting in a cleansing effect - similar {#blank#}6{#/blank#} deep breathing. This is {#blank#}7{#/blank#} (especial) helpful for people who are suffering from asthma (哮喘).

    Protects your heart. Your heart is a muscle and, like any muscle in your body, it gets {#blank#}8{#/blank#} (strong) and functions better when exercised. Regular laughter is like{#blank#}9{#/blank#} (get) a gym membership for your heart. The study said that 15 minutes of laughter a day is as important for your heart {#blank#}10{#/blank#}30 minutes of exercise 3 times a week.

(Near the school gate, a woman driver was stopped by a traffic officer.)

Officer: Madam, do you know how fast you were going just now?

Driver：(looking at the record) Uh, well, no! I didn't think I was going that fast...

Officer：This is a 25 mph zone，Madam. You see that school over there? You {#blank#}1{#/blank#} (go)35 mph.

Driver: {#blank#}2{#/blank#} today is Sunday, sir. There is no school today.

Officer: That doesn't matter, madam. There{#blank#}3{#/blank#} (be)signs that say what the speed limit is. Besides, children often come to school on the weekend {#blank#}4{#/blank#} (play)sports. You see all those kids over there? What {#blank#}5{#/blank#}you hit one of them by accident?

Driver: I'm {#blank#}6{#/blank#} (terrible)sorry, officer, I won't do it again. Could you please let me off with {#blank#}7{#/blank#} warning?

Officer: I'm afraid I can't do that, madam. In school zones，I'm required to give tickets to all drivers {#blank#}8{#/blank#} break the rules. It's the law in this county.

Driver: Oh, dear! {#blank#}9{#/blank#} is this going to cost me?

Officer: I don't know, madam. Usually, these things can be taken care of for {#blank#}10{#/blank#} (little)than $ 100.Now please sign here at the bottom.

Driver: OK.

    The year of 2014 was pretty tough for Stevens. Unfortunate{#blank#}1{#/blank#}(event) happened to him one after another. He lost all his wealth and couldn't pay for his insurance, but there was even {#blank#}2{#/blank#}(bad) news to come. He had skin cancer, {#blank#}3{#/blank#}made him ready to give up.

    {#blank#}4{#/blank#}(lucky), he managed to find a job later and moved into a new home. It was then that Stevens seemed to turn a corner and realized his life was still worth {#blank#}5{#/blank#}(fight) for. He wrote in his blog, "My wife had told me many times she wished she could visit New York one day. She also wished we had had a place{#blank#}6{#/blank#}(exercise) outside and watched our daughters playing." He decided to put his plan into {#blank#}7{#/blank#}(act) — building a garden. To make a surprise for his wife, Stevens sent her off for a trip to New York City.

    Then, he went crazy building the garden. After ten days, all the work {#blank#}8{#/blank#} (pay) off. It made a big difference to Stevens' life. He wrote, "The kids love  {#blank#}9{#/blank#} (they) new space. And I feel strangely{#blank#}10{#/blank#} (satisfy) to build this, which inspires me to keep going."

    When we talked about NBA, many people will think of Yao Ming. There is no doubt that Yao Ming is a Chinese hero. On October 16, 2013, Yao Ming announced he{#blank#}1{#/blank#}open the NBA Yao School. This was really{#blank#}2{#/blank#}（excite）news!

    {#blank#}3{#/blank#}（look）at the name of the school, many people would think that the school is going to train NBA{#blank#}4{#/blank#}（talent）. But the truth is not like {#blank#}5{#/blank#} they expected. The NBA Yao School provides after-school basketball training and health programs. Its students include boys and girls over 16 years old {#blank#}6{#/blank#} are very good at playing basketball. The school aims {#blank#}7{#/blank#}（teach） the importance of teamwork, leadership(领导素养) and communication in a fun basketball environment.

    Yao is quite glad to be a part of the school, because it has always been his dream to{#blank#}8{#/blank#}（positive）influence young people's life through sports.

    Now, basketball fans in China are looking forward to getting basketball training, and the NBA Yao School is a great choice. In the school, students have chances to meet NBA stars. The stars can offer {#blank#}9{#/blank#}（suggest）on how{#blank#}10{#/blank#}（play） basketball well.

    London is the capital city of the {#blank#}1{#/blank#} (unite) Kingdom which is off the northwest coast of the continental Europe. London is the seat of the Government of the United Kingdom. Many government departments are based close to the Palace of Westminster.

    The history of London {#blank#}2{#/blank#} (go) back to its founding by the Romans, {#blank#}3{#/blank#} named it Londinium. London has a wide range of peoples and cultures, and more than 300 languages are spoken within Greater London. London is {#blank#}4{#/blank#} leading global city with strengths in arts, education, entertainment, fashion, tourism and transport. It is one of the world's most-visitedcities and has the world's largest city airport system. London has many universities, making {#blank#}5{#/blank#} the largest centre of higher education in Europe. In 2012, London became the first city {#blank#}6{#/blank#}(host) the modern Summer Olympic Games three times. London is a world {#blank#}7{#/blank#} (culture) capital and is home {#blank#}8{#/blank#} many museums, galleries, libraries, and sporting events, including the British Museum which always symbolizes London. The London Underground is the {#blank#}9{#/blank#}(old) underground railway network in the world.

    London is{#blank#}10{#/blank#} a wonderful city that travelling there will be an exciting experience.