Plants are very important living things. Life could not go if there were no plants. This is because plants can make food from air, water and sunlight.{#blank#}1{#/blank#}. Animals get their food by eating plants and other animals.    So animals and man need plants in order to live.{#blank#}2{#/blank#}.

    If you look carefully at the plants around you, you will find that there are two kinds of plants: flowering plants and non-flowering plants.

    {#blank#}3{#/blank#}. The seeds are protected by the fruits. Some fruits have one seed, some have two, three or four, and some have many seeds.{#blank#}4{#/blank#}. An example of a fruit without seeds is the banana fruit.

    {#blank#}5{#/blank#}. They grow from spores（孢子）. Spores are very small. Some spores are so small and light that they can float in the air. We may say that spores are quite the same as the seeds, when these spores fall on wet and shady places, they usually grow into new plants.

A. There are about half a million kinds of plants in the world

B. Animals and man cannot make food from air, water and sunlight

C. But a few fruits have no seeds at all

D. Not all the plants grow from the seeds

E. This is why we find that there are so many plants around us

F. Flowering plants can make seeds

G. Most non-flowering plants don't grow from seeds

    Wouldn't it be wonderful to be able to afford all of that fancy equipment used in the gyms{#blank#}1{#/blank#} Now here are some effective exercises that you can do at home, without the need for any equipment.

    Jumping Jacks (开合跳)—These are always fun, as they bring back memories of being a kid.{#blank#}2{#/blank#}Well, surprise- they are also great aerobic exercise, and good for warming up, too.

    Pushups—While they can be hard to do, you can find easier ways to do them. You don't need to pretend you're“Rocky”, and do them with one hand; just do what works for you.{#blank#}3{#/blank#}Or, do them standing up against a wall. You will be building up arm strength and working out muscles(肌肉) in your chest area.

Light weight lifting—No, you don't need to go out and buy expensive weights for this! Just use whatever you can find in your house. Start out with something lighter, such as a can of peas.{#blank#}4{#/blank#}

    Step exercises—Using the steps in your home, you can do repetitions which will strengthen your leg muscles. (Just remember to be careful!)

    {#blank#}5{#/blank#}You needn't join a gym, paying a large amount in membership fees each month. You don't even need the expensive equipment. Use what you have in your house, and work out in the comfort of your home. You will be more likely to keep up with the exercise when you're comfortable, so just get up and start exercising!

A. Now you have no excuses!

B. Getting some exercise is important.

C. And work yourself up to heavier items little by little.

D. Who has not done jumping jacks for fun as a child?

E. Nice as it sounds, it just isn't an option for most people.

F. Do them on your knees, instead of keeping your legs straight.

G. To make these exercises even more fun, you can watch TV while doing them.

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

    Body image is a person's opinions and feelings about his or her own body and physical appearance{#blank#}1{#/blank#}You appreciate your body for its capabilities and accept its imperfections.

    {#blank#}2{#/blank#} 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 hiking, 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 well and feel about yourself. Good physiques (体形) don't just happed{#blank#}4{#/blank#}A healthy habit can be as simple as exercising 20 minutes to I 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. Be yourself.

B. Just explore talents that you feel good about.

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

D. So, what can you do to develop a positive body image?

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

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.

    If you are already making the time to exercise, it is good indeed! With such busy lives, it can be hard to try and find the time to work out. {#blank#}1{#/blank#} Working out in the morning provides additional benefits beyond being physically fit.

    Your productivity is improved. Exercising makes you more awake and ready to handle whatever is ahead of you for the day. {#blank#}2{#/blank#}

    Your metabolism (新陈代谢) gets a head start. {#blank#}3{#/blank#}If you work out in the mornings, then you will be getting the calorie (卡路里) burning benefits for the whole day, not in your sleep.

    {#blank#}4{#/blank#} Studies found that people who woke up early for exercise slept better than those who exercised in the evening. Exercise energizes you, so it is more difficult to relax and have a peaceful sleep when you are very excited.

    {#blank#}5{#/blank#} If you work out bright and early in the morning, you will be more likely to stick to healthy food choices throughout the day. Who would want to ruin their good workout by eating junk food? You will want to continue to focus on positive choices.

    There are a lot of benefits to working out, especially in the mornings. Set your alarm clock an hour early and push yourself to work out! You will feel energized all day long.

A.You will stick to your diet.

B.You prefer healthy food to fast food.

C.Your quality of sleep improves.

D.There is no reason you should exercise in the morning.

E.After you exercise, you continue to burn calories throughout the day.

F.You can keep your head clear for 4-10 hours after exercise.

G.If you are planning to do exercise regularly, or you're doing it now, then listen up!

    The new school year is coming and you have to go back to school. This marks the end of much freedom during the winter time. Adjusting your sleep habits to once again fit your school schedules may seem like a burden.{#blank#}1{#/blank#}

    {#blank#}2{#/blank#} Even if you have not yet get a detailed schedule of classes, you should at least find out the start time of your first class. You should get the rest of the information as soon as possible in order to decide how to adjust your schedule and sleep habits. By finding out when you starts, you will know when to wake up or when you will have some spare time.

    Begin the sleep adjustment for your school schedule as early as possible.{#blank#}3{#/blank#} But if you feel you will need some extra time to adjust, start earlier. Set your alarm clock to decide when you should wake up and when you should go to bed. When the alarm sounds for sleep, end whatever activities you are involved in and go to bed.

    Tire yourself out. If you have got used to going to sleep very late, it will be helpful to tire yourself out.{#blank#}4{#/blank#} This may be a good time to add some exercise to your routine that will enable you to be worn out at bedtime.

    {#blank#}5{#/blank#} These may differ from person to person, but they usually prevent you from completing your goal of going to sleep on schedule. These include bright lights or the flickering light of a computer. Ensure that your bed and the temperature of your room are comfortable and that you have comfortable pillows and blankets.

A. Relax before you go to bed.

B. Review and revise your schedule.

C. Starting a few days early will be enough.

D. However, it will actually help you become more adaptable.

E. It is difficult to be comfortable and to sleep on a full stomach.

F. Remove distractions to ensure that you are able to sleep comfortably.

G. Your body will be less likely to be restless at bedtime if you are actually exhausted.

    A dog is known as man's best friend because it can enrich its owner's life in many ways.

    {#blank#}1{#/blank#} Many teenagers suffer from periods of no self-confidence as they try to deal with adolescence(青春期) .

    A teenager without self-confidence may be unable to tell his parents about problems. With a dog around, it can be a huge comfort. A dog offers its unconditional love.{#blank#}2{#/blank#}

    All dogs need exercise, so taking his dog for a walk is the perfect opportunity for a teenager to get outdoors and enjoy fresh air and physical activity. Exercise allows people to take control of their bodies, which is good for their life.{#blank#}3{#/blank#}Exercise releases chemicals which improve self-confidence.

    Dogs can help teenagers make new friends.{#blank#}4{#/blank#}A dog is a great ice­breaker, making the teenager feel comfortable with people he meets. The more confident they becomes when out and about with his dog，the more his self-confidence will improve.

    {#blank#}5{#/blank#}If a teenager is developing dangerous habits such as drinking, more action may be required. In these cases professional help should be sought. Parents should ask a health professional (专业人士) for advice if they believe there's a sign of a far more serious problem.

A. Pets offer an unconditional love that can be very helpful.

B. You don't have to worry about hurting your pet's feelings.

C. It simply accepts its owner for who he is and doesn't judge or question.

D. particularly, someone without self-confidence may find a pet dog helpful.

E. A teen may meet someone of the same age while walking his dog in the park.

F. In some cases, having a dog will not help improve a teenager's self-confidence.

G. Many forms of exercise besides walking can be enjoyed with a dog, such as cycling.