题目
题型：不详难度：来源：
Imagine that it"s a hot summer day. You put an ice cream on the sidewalk, and it melts. W小题4: does this happen? Well, you probably know that the sun causes the ice cream to melt. But you may not know that the sun produces solar energy. Solar energy is a 小题5: way of saying "energy that comes from the sun." Solar energy can be used to heat homes, buildings, water, a 小题6:__ make electricity. Today, more than 200,000 houses in the United States make use of the s 小题7:energy.
Cars are an important part of life for most people. But cars also cause pollution and give out a lot of greenhouse gases into the air. L 小题8:, there are some cars that are better for the environment. These cars can travel longer on a smaller amount of gasoline. They don"t p小题9: much, either. Using these kinds of cars can help reduce the amount of greenhouse gases in the air.
Many things, l 小题10: computers, TVs, stereos, and VCRs, have special labels on them. The label says "Energy" and has a picture of a star. Products with the ENERGY STAR® label are made to save energy. Buying products with ENERGY STAR® labels will help protect the environment.
答案
小题1:symbol/sign
小题2:used
小题3:better
小题4:Why
小题5:another
小题6:and
小题7:sun"s/solar
小题8:Luckily
小题9:pollute
小题10:like
解析
试题分析：本文介绍了能源的如何再利用，以及对于能源的解释。分析后提倡进行环保，利用太阳能，太阳能是环保的，并且在美国有20多万房子都运用它。接下来是介绍小汽车在环境中也有很大的污染，现在有一种新型的小汽车，依靠天然汽，并且污染也少。最后提到了还有很多是有污染的。倡导大家注意环保。
小题1:考查名词及语境的理解。分析前文介绍了垃圾的事。现在讲到看箱上的一个回收标识。因此为标识。故填：symbol/sign
小题2:考查动词及语境的理解。分析句意：可回收的产品是经常制作出来是已经用过的了。体现为现在完成时的被动语态，用运词的过去分词。故填：used
小题3:考查形容词及语境的理解。分析句意：它经常花费很少的能源比制作一个新产品。我们节省更多的能源，就是更好。考查比较级的一种形式，the +比较级，the +比较级。故填：better
小题4:考查疑问词及语境的理解。分析句意：夏天，你拿着冰激凌在路边走，它就会熔化。为什么会发生？同时结合下文体现为在解释这一现象，因此用why.故填：Why
小题5:考查词义及语境的理解。结合上下文体现出是日光能是另一个方式的能源。不定数目当中的一个用another.故填：another
小题6:考查连词及语境的理解。分析句意：太阳能可以用于家庭供暖、建筑、水、和发电。体现为并列关系，因此用连词and。故填：and
小题7:考查语境的理解。句意展示出在美国有超过20万的房子在运用太阳能。可以用名词所有格的形式，或者是前面提及日光的（solar）故填：sun"s/solar
小题8:考查副词及语境的理解。分析上文提到小汽车对环境的污染，现在幸运的是有了新型小汽车。体现为副词形式。故填：Luckily
小题9:考查动词及语境的理解。分析句意：这些小汽车行程远并且能用少量的天然气。也会产生不多的污染。句中少动词，因此用污染的动词形式。故填：pollute
小题10:考查动词及语境的理解。分析下文：还有许多事物，像……此处用like.故填：like
核心考点
试题【Did you know that you can help the environment if you buy recyclable products in】；主要考察你对科普环保类等知识点的理解。[详细]
举一反三
There is another way to help your friends or other people to find you. Give them a signal(信号)outing or whistling (吹口哨) three times. Stop. Then shout or whistle three times again. Any signal given three times is a call for help.
Keep on shouting or whistling, always three times together. When people hear you, they will give two shouts or two whistles. When a signal is given twice, it is an answer to a call for help.
If you don’t think that you will get help before night comes, try to make a small room with branches.（树枝）
What should you do if you get hungry or need drinking water? You would have to leave your little branch room to look for something to eat and drink. Don’t just walk far away. Pick up small branches and drop them as you walk so that you can find your way back.
The most important thing you need to do when you are lost ---stay in one place.
小题1:When you hear two shouts or whistles, what does that mean?
| A．Some animals are coming. |
| B．Someone is calling for help. |
| C．People will come to help you |
| D．Someone is lost. |
| A．Walk everywhere to find your friends. |
| B．Sit down and stay where you are. |
| C．Make a small room with branches. |
| D．Try to find something to eat and drink |
| A．You can leave your branch room to find some food. |
| B．You can’t go anywhere even when you feel thirsty or hungry. |
| C．You should leave some branches as you walk. |
| D．Don’t go far away from your room. |
It’s germs(微生物) that makes us ill. There are germs everywhere, They are very small and you can’t find them with your own eyes, but you can see them with a microscope（显微镜）They are very small and there may be hundreds of them on a very small thing, Germs can always be found in dirty water. When we look at dirty water under the microscope, we shall see them in it. Germs can also be found in air and dust（灰尘）. If you cut your finger, some of the dust from the floor may go into it, and you will have much pain in it. Sometimes the germs will go into all of your bodies, and you will have pain everywhere.
To keep us healthy, we should try our best to make our environment cleaner and tidier. This needs us to work together.
小题1:Germs are________.
| A．very small things that you can’t see with your eyes. |
| B．the things that don’t effect people. |
| C．the things that you can find with your eyes. |
| D．the things that are very big. |
| A．I will feel nothing. | B．I won’t mind. |
| C．I will feel tense. | D．I will feel painful. |
we like working when we are ill
B. germs can’t live in the water.
C. we can’t feel ill if the environment is bad.
D. we feel well when the environment is good.
小题4:From the passage we know that________.
| A．Environment doesn’t affect our life |
| B．We don’t need to improve our environment |
| C．Germs may make us ill |
| D．If the environment is better, germs will be more. |
Eat different food
If you eat different food, you can get the nutrients(营养) your body needs. You have to eat two kinds of fruits and three kinds of vegetables a day.
Drink water often
When you’re really thirsty, water is the No.1 choice. How much do kids need? If you are older than 12 years old, drink 3 cups a day.
Listen to your body
When you’re eating, notice how your body feels. Sometimes, people eat too much because they don’t notice when they need to stop eating. Eating too much can make you feel uncomfortable.
Limit(限制) screen time
What’s screen time? It’s the time you spend watching TV or using the computer. Try to spend at most two hours a day on the screen.
Be active(积极的)
What activities do you like best? Find ways to be active every day. You can write down lots of things to do, and then you can do them when your parents say it’s time to stop watching TV or playing computer games!
| Rules to Keep Healthy | |
| Eat different food | You can get小题1: your body needs from different food. |
| Drink water often | It’s best to drink 小题2: when you are really thirsty. |
| Listen to your body | You should notice when to 小题3: . Don’t eat too much. |
| Limit screen time | You should spend no 小题4: than two hours a day on the screen. |
| Be active | Don’t always watch TV or play computer games. Try to find ways to do your小题5:.activities. |
In a foreign country, we might（可能）not know where to eat or what to order in a restaurant.It is not easy to decide to tip（付小费）waiters or taxi drivers.When we help, we might not know how to ask for help.It is not happy to have an experience（经历） that.
a short time, then we learn what to do and what to say.We learn life in country, and may be we don’t want
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Smog is a big problem for our daily life. In smog weather, many people choose to wear masks (口罩) when they go out. And just because of smog weather, many traffic accidents have happened，many flights are stopped, a lot of people have to stay at home because they think the air is dangerous, and more people with different diseases have to go to see the doctor.
People now see the great danger of the smog and the importance of caring the environment. People all over the country are taking actions. First of all, the laws (法律) must be carried out(执行) strictly. Secondly, it will be better for people to go to work or school with public traffic, such as the bus and subway, instead of the car. What’s more, we should plant more trees.
小题1:What is smog?
A. A kind of water pollution. B. A kind of noise pollution. C. A kind of air pollution.
小题2:In smog weather, what do many people choose to wear?
A. Masks. B. Sweaters. C. Jackets.
小题3:In smog weather, what may happen?
A. There are more people exercising in the park.
B. There are more traffic accidents on the road.
C. Nobody goes to the hospital.
小题4:What can we do to do with smog?
A. Try not to use public traffic.
B. Carry out the laws strictly.
C. Plant fewer trees.
小题5:According to the passage, which of the following is NOT true?
A. Smog makes the sky look terrible.
B. It tells us two ways to protect environment.
C. Taking public traffic is good for the environment.
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