Everyone knows that exercise is important. We all need to exercise. There are many ways to exercise. You can walk, run, swim, skate, or play ball games, but you should remember to exercise in the right ways.

        ①    Before you do any exercise, make sure to warm up for at least five minutes. During warming up, you should extend all parts of your body.

        ②      It's best to exercise twice each week. Thirty minutes each time is enough. Try all kinds of things until you find one, two or even three sports that feel right for you.

        ③    There are a lot of equipments (设备) at fitness centers. The equipments will help exercise your arms, legs and other parts of your body to make you fit. Some people buy equipments for their homes. But it is very expensive.

        ④     If you get hurt when you are doing exercise, don't play again until you are well.

    The Browns and Mary leave the train station for their home. After half an hour, they get to the Browns' home. Mary sees her new home, and she is very happy. She puts her jacket on the bed. Then Mrs. Brown says, "Mary, don't put your dirty jacket on the bed. "

    It's time for lunch. Mary is happy because she sees her favorite food chicken on the table. She tastes it and says, "Very nice. " Then Mr. Brown says, "Mary, you can't eat before your grandparents eat. And you mustn't talk when eating. "

    After lunch, Mary goes into Peter's room. Peter is not happy. He says, "Mary, you can't come into my room without(没有) asking me.

In the evening, the Browns go to bed but Mary doesn't. She is not happy because she thinks there are too many rules at the Browns' home. With her jacket, Mary goes to the train station. She likes it because there're no rules there.

    When I was young, my family lived a hard life in the country. The roads in the country are not good. {#blank#}1{#/blank#} One evening we were visiting some relatives and the weather was very bad.{#blank#}2{#/blank#} Dad carried me on his back. Mum gave her coat to my brother. We walked together in the rain for more than one hour.

    I was fat at that time and Dad held me for a long time.{#blank#}3{#/blank#} He almost fell down many times. I tried to get down and walk myself, but I couldn't do anything because I was just a little kid.

    {#blank#}4{#/blank#} The rain had come through the leak(有裂缝的) roof and water was everywhere. Mum put bowls all around the house to try to catch the rain. {#blank#}5{#/blank#} She carefully placed us on the remaining dry place. I fell asleep soon. When I opened my eyes, I found Dad and Mum were sleeping in chairs, both having caught a bad cold.

A. As you can imagine they are difficult to walk on.

B. I thought he must be tired.

C  It began to rain on our way back home.

D. Then she put me and my elder brother to bed.

E. We didn't say any word on the way.

F. When we arrived home, the inside of our house was full of rain water.

    There are some skills for students to listen to teacher in class, which means you're going to have to practice it. Just as you would have to practice basketball to be a better player, you also have to practice listening. How to listen in school? {#blank#}1{#/blank#}

    One of the things you need to do is to make sure that your mind doesn't wander(漫游). It's easy to start thinking about other things, especially when you're not interested in the subject. {#blank#}2{#/blank#}

    Next, listen for the main ideas. If you want to catch every little piece of information, you'll feel tired and bored. You'll also need to look at the teacher. Not only does this show respect (尊重) to the teacher,  it also helps prevent your mind from wandering. {#blank#}3{#/blank#}Or it could just be someone talking to their neighbors who shouldn't be, it can even be some birds outside the classroom window, or a group of kids who are talking loudly as they pass the door to your room.

    Finally, you need to take notes because you can not remember everything the teacher says. You'll have to take down the notes so that you can study it after class. {#blank#}4{#/blank#}

    Listening isn't always easy, but if you follow these simple steps, you'll be much more successful in your classes.

    Polar bears(北极熊) are soft and lovely, but they are also very dangerous. Mark's best pal is Agee, just a big cute white polar bear! Mark is a Canadian animal trainer. He and Agee became friends when the polar bear was just about four weeks old. Now Agee is 16 years old and weighs 800 pounds. She can't live at Mark's home now, but both of them are still best friends. They always play, swim and even wrestle(摔跤) together. Agee is not only Mark's best friend, but also the world's first trained polar bear star. She has acted in some films and TV advertisements(广告) . Polar bears usually live in the freezing Arctic region(冰冷的北极地区) . Unluckily, as the weather gets warmer and warmer, there is less and less room for the polar bears to live in. And they have to find their home and have less time to find food. So these make polar bears become fewer and fewer.

    When all the housewives went to the new supermarket, they had one great hope in mind: to be the lucky customer. Then they did not have to pay for their shopping, for this was what the notice just inside the entrance promised. It said, "Remember, once a week, one of our customers gets free goods. This may be YOUR lucky day!"

    For several weeks, Mrs Read hoped to become a lucky customer, like many of her friends did, and she never gave up hope. Her dear husband tried to advise her not to do so, but he failed. She always dreamed of the day when the manager of the super-market would come up to her and say, "Madam, this is your lucky day. Everything in your basket is free. ”

    One Friday morning, after she had finished her shopping and had taken it to her car, she found that she had forgotten to buy some tea. She dashed（猛冲）back to the supermarket, got the tea, and went towards the cash desk(付款处). As she did so, she saw the manager of the supermarket come up to her, "Madam." he said and held out his hand, "I want to congratulate you! You are the lucky customer and everything you have in your basket is free!"