题目
题型:云南省期末题难度:来源:
chart with big and small "E"s"on it.
Do you know where the chart came from?
It"s called the Snellen Chart. It was made by Herman Snellen, a Dutch doctor, in 1863.
When reading the chart, you should stand five metres away from it. Your eyes should also be at the same
height as the 10th line of letters. You should then read the letters from the top line to the bottom line. The
letters get smaller as they get nearer the bottom.
Doctors can find out if you are short-sighted, long-sighted, or if you have good eyesight, by the line which
you can read.
If your doctor thinks you need glasses, they"ll tell you to go to hospital to get them.
( )2. The Snellen Chart was invented by an American doctor.
( )3. When the doctor checks your eyesight, he will ask you to stand 5 metres away from the chart.
( )4. If you can only read a few big letters from the top, you probably are long-sighted.
( )5. The underlined word "them"in the last line refer to (指) "glasses".
答案
核心考点
试题【根据短文内容,判断下列句子的正误。你认为正确的句子请在题前括号内写“T”, 错误的写“F”。 When you go to the doctor"s 】;主要考察你对科普环保类等知识点的理解。[详细]
举一反三
Research (研究) by the National Sleep Foundation in Washington says that we all need eight hours" sleep
every night. Scientists have found that people who sleep for less than six and a half hours a night are more
often ill than people who sleep for eight hours. 1______ "Workaholics (工作狂)" who sleep for less than five
hours often die young, and do less well at work.
It also says that the idea that we need less sleep as we get older is untrue." People have no idea how
important sleep is to their lives," Dr Thomas Roth, director of the Foundation says," 3______ "
"But not too much of it," says Professor Jim Horne." Sleep is like food and drink," he believes:" 4______
" Professor Horne studied a group of people who could spend as hours as they wanted in bed; after ten hours
they didn"t find it any easier to get up in the morning. And people who sleep for more than nine hours a night
die younger than people who usually sleep for seven or eight.
A. But how much do we really need?
B. You would always like to have a little bit more, but that doesn"t mean you need it.
C. Good health needs good sleeps.
D. Going without sleep also increases the chance of illness.
B. The Secrets of Sleep
C. Sleep and Work
D. Are You Having Enough Sleep?
is quite true. The human body (人体) can go without food for a long time, but two or three days without
water usually make people dead.
Many people don"t understand how much water the human body needs to work well and many people
do not drink enough, especially (尤其) in hot weather. Most people drink when they are thirsty, but they
often need more water especially when they take exercises.
A man"s body is 65 to 75 percent (百分之…) water. If we do not have enough water, we feel tired
and may become ill.
3_______ if two or three days 4_______ water. In 5_______ weather, many people do not drink 6_______
water, because they don"t know how much water they 7_______. People should know when they take
exercises, they need 8_______ water. The water in the man"s body is 9_______ more than other matters
(物质) We"d better have enough water, 10_______ we may get ill.
list or come up with a few of your own.
●Plant flowers, grass or trees.
●Whenever you visit a park or beach, take away what you bring there-keep rubbish in a bag until you can
put it in a dustbin.
●Turn off the lights, TV sets when you leave the room. This saves a lot of electricity.
●Turn off the tap when you brush your teeth. You can save some water by not letting it run. Also, use a
glass cup instead of a paper cup because this saves paper.
●Keep the doors and windows closed in winter to keep warm air in.
●Give your old books and magazines to a library instead of throwing them away.
●Give your old clothes to poor children you know instead of throwing them away.
●Use both sides of paper.
●Stop pouring dirty water into the rivers or the lakes nearby.
●Encourage all your friends to do the same things you do to help protect the earth.
You don"t have to wait until Earth Day to do these things. Make every day Earth Day.
If everyone makes a contribution to protecting the environment, the world will become much more beautiful.
B. a notice
C. an advertisement
D. a proposal
B. to pour dirty water into the river
C. to save water by letting it run while we are brushing our teeth
D. that we can"t do all these things until Earth Day
B. use both sides of paper
C. give old books to a library
D. pick up waste paper at school
B. Close the doors in winter.
C. Use a paper cup when you brush your teeth.
D. Give your old clothes to the poor children.
B. save water and electricity
C. make better use of old things
D. protect the earth
and warmer. The 1990s were the warmest ten years and the 20th century was the warmest century.
There are many signs of the climate change around us. In Europe, the glaciers (冰川) of the Alps are
disappearing and the droughts in the Mediterranean are worse than before. Southern Spain is turning into
desert. And, as ice melts, sea levels all over the world are rising.
We are in danger because it will rain less because of the hot weather. In Southeast England there used
to be much rain. but the amount of rain will drop by half in the next 40 years. Fewer people may die from
cold in winter. but many more could die from heat in summer. In the summer of 2003, about 20,000 people
died from heat in France and soon happened in Britain.
B. The heat of summer.
C. The heavy rain.
D. Man-made pollution.
B. There is more snow than before.
C. There isn"t much water as before in the Mediterranean.
D. It is very cold in winter.
B. The reducing of rain.
C. The cold weather.
D. The strong wind.
B. Two years later.
C. In the next thirty years.
D. In the next forty years.
B. disappearance of glaciers
C. pollution of the air
D. droughts in the Mediterranean
Running is becoming popular these days. Many of us run for our health. Doctors say many of the health
problems come from these bad habits: eating too much, drinking too much, smoking, and not taking enough
exercise. Doctors tell us, "Eat and drink less, don"t smoke, and exercise more."
Running is a good form of exercise because it helps build a strong heart. It also helps most people lose
weight. One 68-year-old woman runs thee times a week. She runs to lose weight. "I love to eat," she says.
Running is good for health in other ways, too. Many runners say running keeps colds and other small
health problems away. "Running is my doctor," says one man.
Running can also help people lo relax. So today men and women of all ages enjoy running.
B. keep healthy
C. run fast
D. waste time
B. not to exercise
C. to drink much
D. to eat much
B. 体重
C. 速度
D. 健康
B. running people have many health problems
C. running helps build a strong heart
D. running people have few health problems
B. how to lose weight
C. running is a good way to keep healthy
D. running is better than doctors
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