阅读理解。 Do you believe there are aliens (外星人) ? Well, make a phone call and yo
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know. A group of Americans can help. They make a device "talk" to aliens. If you
want to talk to an alien, you only need to visit www. Talk To Aliens . com , call l--900-2660300 and say, "Hello aliens. this is Earth calling. Can you hear me?" You can
say anything you want.
But now. they only take phone calls from people in the US. The call is $ 3. 99
every minute. After the hotline began in February, www. Talk To Aliens. com. has got hundreds of calls. There is one call every three minutes. They are also trying to send
people"s e-mails. photos or videos into space.
B. you can go to America for help
C. you can ask any scientist for help
D. you can talk to aliens
B. you can talk to aliens
C. the aliens live
D. you can make a set of device to talk to aliens
B. The people who want to talk to aliens.
C. The Americans.
D. The group of scientists who can help you.
B. People from any country can call l-900-366-0300 now.
C. If you call the hotline for two minutes, you should pay $ 7. 98.
D. Every three minutes there someone is calling 1-900-226-0300.
B. there are some aliens in the world
C. some Americans are trying to send information about humans into space
D. if you pay $2.99 for a minute, you can talk to aliens
答案
举一反三
But what is used in cloning? It’s DNA. There is DNA in most living things, including human beings. Your DNA is the same in every part of your body. For example, your fingernails have the same DNA as
your hair. You have your own DNA, which is similar to your parents’ , but not exactly the same. However, Dolly’s DNA is exactly the same as that of the sheep she was cloned from.
No doubt cloning can help save those animals in danger. And it can also benefit human beings. The cloning technology has been used in human organs. With its help, scientists are able to explore more ways
to treat many serious diseases such as heart disease, AIDs and cancer. However, cloning could be used in some ways to harm society. All governments should make laws to make sure it can be used properly.
B. More than fifty years ago, in Scotland.
C. More than ten years ago, in Scotland.
D. More than fifty years ago, in China.
B. mice
C. rabbits
D. giraffe
nt. B. Your our fingernails don’t have the same DNA as your hair.
C. Your DNA isn’t exactly the same as your parents.
D. Cloning won’t be used in any ways to harm society.
B. has been used in human organs
C. has been used properly
D. is useless
B. Society
C. DNA
D.Cloning
English speakers are always creating new words, and we are often able to know w 1 most words
come from.
Sometimes, h 2 , no one may really know where a word comes from. Did you ever think about
w 3 hamburgers are called hamburgers, especially when they are not made with ham? About a
hundred years ago, some men went to America f 4 Europe. They came from a big city in Germany
called Hamburg. They did not speak good English, but they ate good food. When some Americans saw
them e 5 round pieces of beef, they asked the Germans what it was. The Germans did not understand
the question and answered, 66We come from Hamburg. " One of these Americans owned a restaurant,
and had an idea.
He cooked some round pieces of beef like those w 6 the men from Hamburg ate. Then he put
each between two pieces of bread and started selling them. Such bread came to be called "hamburgers".
Today 6"hamburgers" are sold in many countries a 7 the world.
Whether this story is true or not, it certainly is interesting. Knowing why any word has a certain
meaning is i 8 , too.
1. 2. 3. 4. 5. 6. 7. 8.
is true that men have invented a lot of useful things. But scientists and archaeologists now agree that women invented one very important thing. It has changed history. They invented agriculture. Before the invention
of agriculture men were hunters. They went out every day. Sometimes they killed animals and sometimes
animals killed them. Life was difficult and dangerous. Women had to go out every day, too. They collected roots, fruit and grass. Then, one day, more than 100,000 years ago, a woman dropped some grass seeds. They grew and the first wheat was born. The idea grew, too. Women planted fruit trees. Then they could
stay at home and look after the children and the animals. Women like baby animals. Archaeologists think
that women kept the first domestic animals: dogs, cows sheep and goats. That idea grew, too. Then their
husbands did not have to go hunting for meat.They stayed at home.They built villages and cities. Civilization began.
1. Agriculture made it for mankind to begin civilization.
A. dangerous
B. possible
C. popular
D. interesting
2. Villages and cities appeared the inventior; of agriculture.
A. after
B. before
C. for
D. about
3. built villages and cities.
A. Scientists
B. Women
C. Men
D. The children
4. We think invented important things.
A. both men and women
B. men
C. scientists
D. women
5. Men didn"t go out for meat with the help of .
A. the children
B. the animals
C. scientists
D. their wives