题目
题型:重庆市中考真题难度:来源:
does these things. A British scientist showed that "sleep can improve one"s memory." It"s not a dream for
students to study when they sleep. In fact, your brains is working day and night. If you learn words before
bed, a certain part of the brain may help you to remember the words while you sleep. What"s more, another
scientist in the USA found that there was a "talent button (天才按钮)" in the human brain. It might make a
person more talented.
There are more interesting things about the brain. Your brain uses less energy than a fridge light. Just two
bananas can give the brain enough energy to work for a whole day. According to some scientists, yawning (打哈欠) keeps our brains "cool", which makes us think quicker.
Here are some pieces of advice to keep a good brain:
● Eat healthy food.
● Get a lot of playtime or exercise.
● Don"t drink or smoke.
● Use your brain a lot.
B. dreams
C. sleep
D. bananas
B. sleep fewer hours
C. work longer hours
D. remember fewer things
B. Our brains need much energy every day.
C. Smoking can keep our brains healthy.
D. Getting exercise is good for our brains.
答案
核心考点
试题【阅读理解。 How do you remember the way to your house? Where do dreams come from? 】;主要考察你对科普环保类等知识点的理解。[详细]
举一反三
half of the world"s major rivers have serious water loss and are polluted.
The Yellow River, the world"s fifth longest river, watered some of the oldest farms on earth. But now it
has a serious problem. 1_______ In most of the past 35 years, it didn"t reach the sea.
The Nile in Egypt, running 6, 650 km, is the longest river in the world. 2_______ Now it is down to 2
billion m" or so. Australia"s Murray River reaches the sea only every other year. One fifth of America"s Rio
Grande has no water, either.
3_______
Mostly it"s damming (筑坝) and global warming that make rivers dry.
4_______ Now about 45, 000 of them lie across the world"s rivers. They hold back around 15% of the
world"s fresh water from running to the sea.
Global warming is making things worse. Warmer weather takes water away. The glacier (冰川) are
becoming smaller. 5_______ Global warming has had certain effects on water sources (源头). Droughts
(干旱) happening around the world make people pay more attention to this fact.
A. Dams hold water to irrigate (灌溉) fields and make power. B. The source of the Yellow River is drying up because of it. C. It used to carry 32 billion m" of water a year. D. How does it happen? E. Factories pour waste water into rivers directly. F. Its source on Qinghai-Tibet Plateau is drying up. | ||||||||||||||||||||||||||||
阅读理解。 | ||||||||||||||||||||||||||||
In winter, when the sun hides behind the clouds,everyone feels a bit low. You may be tired and find you want to sleep all the time. What you may not know is:you are suffering from (患有) SAD (季节性抑郁症). But don"t worry-it"s normal. Colder temperatures and fewer hours of daylight can steal your energy and put you in a bad mood. Read on to find out what SAD is and what you can do to help yourself or those around you. These days, Linda,a US teenager spends most of her holidays sleeping instead of doing sports outside. She has also had trouble concentrating (集中精力) on her homework. When her mother asks her what"s wrong,Linda doesn"t know what to tell her. Linda may not realize it yet, but she"s suffering from SAD. It causes people to sleep,eat sweet food and get sad or angry for no reason. About 15 percent of American people now suffer from SAD in winter according to the US Department of Health. The US government has taken measures to help people beat it. Local communities encourage people to take part in activities such as exercise,dance or art. And they advise people not to eat too much sweet food. Like in the US, cold northern European countries such as Finland, Iceland and Russia see a large number of people suffer from SAD every year. So, the sunlamp is widely used in these countries. It"s an electric lamp which is just like a "little sun" that gives off light to make people think the sun is shining and feel better. | ||||||||||||||||||||||||||||
1. Colder ________ and less ________ are the main causes of SAD. 2. Linda is feeling ________ and doesn"t ________ doing sports because she"s suffering from SAD. 3. Suffering from SAD is ________ in northern European countries in ________. 4. In some northern European countries, the ________ is widely used to make people feel ________. 5. Taking an active part in ________ and eating ________ sweet food can help people beat. | ||||||||||||||||||||||||||||
完形填空。 | ||||||||||||||||||||||||||||
Protecting (保护) wild animals is our duty. Because wild animals are important to us. They live with us on the earth together. If there are no animals on the earth, we will not live on, 1 . So we should take good care 2 them to help us live a healthy life. 3 some people still don"t realize the 4 of protecting wild animals. They often kill wild animals for food or for money. Every day there are many wild animals being 5 . So lots of wild animals have died out (灭绝). We can"t see them any more. Today the number of wild animals 6 becoming smaller and smaller. If we don"t protect them, they will all die out. If this goes on, there will be no animals left on the earth. 7 , more and more people have begun to do many things to help protect wild animals. They ask people 8 killing wild animals. They get people to know that protecting wild animals is one of the most important things. Now many countries have made 9 laws (法律) to protect wild animals. Now that (既然) wild animals are so important to man, we should do our 10 to protect them and it means human beings can make friends with animals and get on well with them. | ||||||||||||||||||||||||||||
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