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   If you want to have a wonderful vacation, you can visit Kingston(金斯顿 ). It's a famous Canadian city on the bank of Lake Ontario (安大略湖). It is about three hours'  trip by bus from Kingston to Toronto(多伦多 ). There are some famous universities(大学)in Kingston. About 25,000 students study in these universities. Queen's University, founded in 1841, is more famous than any other university in Kingston. Kingston is one of the friendliest cities in the world and it welcomes tourists from all over the world. Wherever tourists go in this city, they will see a warm smile on the street or hear a happy "hello" in a public park. It's easy for them to feel at home

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  Hi, my name is Mei Shan. I study in a high school now. It seems that my life has changed a lot in the past few years. For example, I used to be short but now I am tall. I used to have long hair, but now I have short hair because I have no time to take care of it. I used to be afraid of the sea because I didn't know how to swim, but now I am a good swimmer in our school. As for eating, I used to have meat and eggs but now I like eating more vegetables.

  When I was young, I didn't use to read any books, but now I often read some storybooks. When I was in primary school, I used to play ping-pong with my friends after school, but now I have to go home right now and do my homework. I didn't like math and I used to be terrified of tests, but now I like all the subjects and never mind any tests. In the past, I used to have time to chat with my friends online, but now I am too busy to do it. How I miss my old days!

    Question: I'm 15 and I've been having trouble sleeping at night. It usually takes me 2 to 4 hours to get to sleep.{#blank#}1{#/blank#} I can't focus on my lessons at school. Please help me!

    Answer: If you are a person who doesn't regularly get a good night's sleep, you are not alone.{#blank#}2{#/blank#} Here are some tips for helping you get a good night's sleep.

    Keep regular hours

By keeping regular hours your body and mind know what is coming up and can start to prepare for you to sleep.{#blank#}3{#/blank#} If you can't go to bed at a regular time, then make sure you get up at a regular time. So after a late night you wake up tired, and it forces you to go to bed earlier.

    {#blank#}4{#/blank#}

    I know, you hear this about everything from heart health to losing weight, but exercise really does do you a world of good. However, don't do it too close to going to sleep. It is better to do it about an hour after dinner.

Relax before going to bed {#blank#}5{#/blank#} In fact, when you lie down to go to sleep, your mind is going to be thinking about the programs you have been watching. Instead, take just 20 or 30 minutes before bed to read or sit, anything that gets you to slow down and gives your mind a rest!

Smoke alarms(报警器)

    House fires cause many deaths each year and a large number of these fires are unfortunately set by children.{#blank#}1{#/blank#}Kids must understand that they, d better not play with fire. You should keep matches and lighters out of their reach.

    {#blank#}2{#/blank#} The main job of such an alarm is to protect you while you're asleep. You should have a smoke alarm outside each bedroom and on each floor of your home. You ought to have two plans for getting out of your house if there is a fire and practise these plans in the dark with your family.

    A smoke alarm warns you of the danger. {#blank#}3{#/blank#}Take action immediately. When you come to a closed door, check it with the back of your hand. If it feels hot, there may be smoke or fire behind the door, so take care. Once you are out of your house, call the fire department from a neighbor's house. If a family member or a pet is caught inside, you shouldn't go back in. Firemen know how to perform rescues safely {#blank#}4{#/blank#} Change the batteries at least once a year. You should use the test button each month to see if the alarm and batteries are still working. A smoke alarm lasts about ten years. You ought to change it even if it seems to be working.

    About two out of three fire deaths happen in homes with no working smoke alarms.{#blank#}5{#/blank#}

A. Most of these deaths can be avoided.

B. But when you hear it, you don t have much time.

C. A smoke alarm is only good if it's working properly.

D. So, it's important to teach them that fire is a tool, not a toy.

E. A smoke alarm greatly reduces your chances of being hurt in a fire.