Thinking about a career in public safety or law enforcement? Statistics show that these careers are growing, have great benefits, and can be very rewarding. {#blank#}1{#/blank#} But there are hundreds of public safety jobs to think about-everything from police officer who protect people to driver's license examiners who test driving skills.

    For example,Angela Bloom is an animal control worker for the city.She and her co-workers pick up animals that are lost, sick, or dangerous. {#blank#}2{#/blank#}For this job, being in good physical condition is important and a high school diploma is required.It may be necessary for candidates to have received on-the-job training and hold certification.

    {#blank#}3{#/blank#}He looks for health problems in places where people prepare and serve food.There are many kinds of jobs for inspectors.For example,public safety inspectors look for safety violations or dangerous workplaces and fire inspectors look for problems in buildings that could cause fires. {#blank#}4{#/blank#}A college degree is often necessary. Actually, applicants with a bachelor's or master's degree,related experience or training in a foreign language may have the best job prospects.

    {#blank#}5{#/blank#}For those interested in working in this dynamic and rewarding field,a wide variety of options are available.So remember,if you like working with the public,and are looking for a good job,a career in public safety might be perfect for you.

    Many people think of guys as being carefree when it comes to their appearance. But in fact, a lot of guys spend plenty of time in front of the mirror. {#blank#}1{#/blank#}.Body image is a person's opinions and feelings about his or her own body and physical appearance. {#blank#}2{#/blank#}. You appreciate your body for its capabilities and accept its imperfections.So, what can you do to develop a positive body image? Here are some ideas: Recognize your strengths. Different body types are good for different things. What does your body do well? Maybe your speed, strength, or coordination makes you better than others at a certain sport. That may be basketball, table tennis, mountain biking, dancing, or even running. Or perhaps you have non-sports skills, like drawing, painting, singing, playing a musical instrument, writing, or acting. {#blank#}3{#/blank#}. Exercise regularly. Exercise can help you look good and feel good about yourself. Good physiques (体形) don't just happen. {#blank#}4{#/blank#}. A healthy habit can be as simple as exercising 20 minutes to one hour three days a week. Working out can also lift your spirits. Respect your body! Practicing good habits — regular showering; taking care of your teeth, hair, and skin; wearing clean clothes, and so on —can help you build a positive body image. {#blank#}5{#/blank#}. Your body is just one part of who you are. Your talent for comedy, a quick wit (智慧), and all the other things make you unique. So try not to let small imperfections take over.

A. Use this as an opportunity to discover what you're good at.

B. Be yourself.

C. They care just as much as girls do about their body image.

D. Just explore talents that you feel good about.

E. They take hard work, regular workouts, and a healthy diet.

F. The good news is that self-image and body image can be changed.

G. Having a positive body image means feeling satisfied with the way you look.

    Every animal sleeps, but the reason for this has remained foggy. When lab rats are not allowed to sleep, they die within a month.{#blank#}1{#/blank#}

    One idea is that sleep helps us strengthen new memories. {#blank#}2{#/blank#} We know that, while awake, fresh memories are recorded by reinforcing (加强) connections between brain cells, but the memory processes that take place while we sleep have been unclear.

    Support is growing for a theory that sleep evolved so that connections between neurons (神经元) in the brain can be weakened overnight, making room for fresh memories to form the next day.{#blank#}3{#/blank#}

    Now we have the most direct evidence yet that he is right.{#blank#}4{#/blank#} The synapses in the mice taken at the end of a period of sleep were 18 per cent smaller than those taken before sleep, showing that the connections between neurons weaken while sleeping.

    If Tononi's theory is right, it would explain why, when we miss a night's, we find it harder the next day to concentrate and learn new information — our brains may have smaller room for new experiences.

    Their research also suggests how we may build lasting memories over time even though the synapses become thinner. The team discovered that some synapses seem to be protected and stayed the same size. {#blank#}5{#/blank#} "You keep what matters," Tononi says.

A. We should also try to sleep well the night before.

B. It's as if the brain is preserving its most important memories.

C. That's why students do better in tests if they get a chance to sleep after learning.

D. Similarly, when people go for a few days without sleeping, they get sick.

E. The processes take place to stop our brains becoming loaded with memories.

F. Tononi's team measured the size of these connections, or synapses, in the brains of 12 mice.

G. "Sleep is the price we pay for learning," says Giulio Tononi, who developed the idea.

    The eyes are the windows of the soul. Having a pair of bright, clear eyes is very important, so we should protect our eyes throughout our lives. {#blank#}1{#/blank#}

    Keep a distance from the TV set when you watch TV and give your eyes a rest every 30 minutes.

    {#blank#}2{#/blank#} Don't read while lying down or walking. Relax after every hour of reading.

    Don't stare at the sun or try to read in the darkness. {#blank#}3{#/blank#} This can damage your eyes easily.

    {#blank#}4{#/blank#} Not many people have this habit, but it is necessary. If you feel that there is something wrong with your eyes, get them checked quickly. Eye problem can be found and treated early with regular checks.

    Rest your eyes whenever you can. You can close your eyes for a few seconds or look into the distance for one or two minutes. A small break will relax your eyes and help to stop you from getting eye problems.

    Be careful when you choose your glasses.{#blank#}5{#/blank#} Make sure your glasses are right for you. If they don't feel right, get your glasses changed.

A. Get your eyes checked often.

B. Develop good reading habits.

C. Make sure you get enough sleep every night.

D. Even if you're wearing sunglasses, never look directly at the sun.

E. The following tips may help you to protect your eyes.

F. Drink green tea every day as a way to protect your eyes against eye problems.

G. Glasses that aren't suitable for you could bring you trouble.

    Reading books is one of the best hobbies. It not only helps you pass your time but also helps you increase your knowledge in a meaningful manner. {#blank#}1{#/blank#} Here we will give you a few tips that can help you.

    Fall into the habit of borrowing books to read.

    This is a very old school practice but still it can be highly effective. When you borrow a book, there is obviously a deadline set. {#blank#}2{#/blank#}

    Read everywhere.

    Keep a book in your bag and read it anywhere you go. This will help you to pass your time in a very productive manner. {#blank#}3{#/blank#} Anyway, you can read your book 24 hours a day.

    {#blank#}4{#/blank#}

    This can easily be described as a new school technique. You can read out to your brother or sister and this will enable you to finish your book as well as increase the knowledge and understanding of your brother or sister.

    Choose your books very carefully.

    {#blank#}5{#/blank#} Thus choose your books very carefully in order to enjoy your time and also finish your book effectively. If you choose a good book that can keep you interested for a longer period of time, there is no way that you are going to leave it incomplete.

A. Therefore, it is necessary to develop the reading habit.

B. Realize the importance of reading books.

C. Read out to someone else.

D. Find an excuse to read every day just by visiting book clubs.

E. This can encourage you to read it often to finish the book on time.

F. It doesn't matter whether you are traveling or are about to sleep.

G. Yes, life is too short to read a book that doesn't impress you.

Customs on either side of the Atlantic

    We all know that Britain and the US are two countries connected by a common language. But in fact, {#blank#}1{#/blank#} as BBC did in a recent story called 8 Situations When Britons Behave Differently From Americans. Below Teens has picked out four for you. Take a look.

    When someone knocks into you.

    If someone bumps into an American, the victim will most likely look the accidental aggressor in the face and expect an apology. If however, {#blank#}2{#/blank#} chances are that the victim will say "sorry" before the other can make his or her own apology.

    {#blank#}3{#/blank#}.

    Britons don't all change into evening dress for supper like what you may have seen in popular TV shows like Downton Abbey. But they do tend to make an effort when going out for dinner somewhere nice. Americans, however, will probably wear a casual shirt to a fancy eatery.

    When you drift finish your food.

    When dining out at a restaurant, {#blank#}4{#/blank#}. They think the food is somehow "tainted" once they've poked at it with a knife and fork. In the US, wrapping it up to take home is a standard practice.

    When you get into a taxi.

    Britons will give the cab driver an address, then assume that's it for the interaction until it's time to pay. Even if they're being taken in a roundabout way, {#blank#}5{#/blank#}. In the US, however, most passengers think nothing of telling the driver what route to take after telling him or her the destination.

A. When you get dressed for dinner

B. When you go out with your friends

C. the differences are more fun to observe

D. they're very unlikely to say anything

E. the victim happens to be British

F. Britons wouldn't think to take the leftovers home

G. they will point it out immediately and politely