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  When scientists set out to explore the roots of human laughter, some apes(类人猿) were just tickled(胳肢)to help. That’s how researchers made a variety of apes and some human babies laugh. After analyzing the sounds, they concluded that people and great apes inherited laughter from a shared ancestor that lived more than 10 million years ago. Experts praised the work, it gives strong evidence that ape laughter and human laughter are related through evolution(进化).
Scientists have noted that apes make characteristic sounds during play or while being tickled, especially to signal that they’re interested in playing. It’s been suggested before that human laughter grew out of primate(灵长类动物) roots. But ape laughter doesn’t sound like human laughter. It may be slower noisy breathing. So what does that have to do with the human ha-ha? To investigate that, Marina Davila Ross and her colleagues carried out a detailed analysis of the sounds made by tickling three human babies and 21 other primates, apes included.
After measuring 11 features in the sound from each species, they tried to find out how these sounds appeared to be related to each other. The result looked like a family tree. Significantly, that tree matched the way the species themselves are related, the scientists reported online in the journal Current Biology. They also concluded that while human laughter sounds much different from ape laughter, their typical features could have come from the same ancestor.
Panksepp, who studies laughter-like responses in animals but didn’t participate in the new work, called the paper exciting. Panksepp’s own work concludes that even rats produce laughter in response to playing and tickling, with sounds that can hardly be heard by people. Robert Provine, a scientist, who wrote the book, Laughter: A Scientific Investigation, said the new paper showed some important clues, like ape sounds that hadn’t been realized before.
69. Why did the scientists analyze the laughter made by tickling human babies and apes?
A. To try to discover if they can make characteristic sounds.
B. To see if they interested in playing.
C. To find out if the laughter of apes and humans is related.
D. To find out the differences between humans and apes.
70. Based on Paragraph 3 we can know that researchers measured the features in the sound to ________.
A. find out ape sounds that hadn’t been realized before
B. find out relations among primates’ laughter
C. see what a family tree from each species looks like
D. make a report online in the journal Current Biology
71. What can be inferred from the last paragraph?
A. Panksepp spoke highly of the new research.
B. Rat laughter is likely to be related to ape laughter.
C. Robert Provine provided some new clues for the researchers.
D. Humans don’t enjoy listening to ape laughter.
72. What would be the best title for the passage?
A. Ape study explores evolution of laughter.
B. Apes like to laugh when being tickled.
C. Human laughter and ape laughter are different.
D. Laughter: A Scientific Investigation.

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Early this month, on the Egyptian-Israeli border not far from her hometown, a series of bombings killed 35 people and injured more than 160. Despite the attack, life quickly returned to normal. Living under the threat of attack is normal here.
Israel teenagers’ interests are not very different from others’. “Low-cut jeans(低腰牛仔裤)and miniskirts are very in,”said Hinanit, an 18-year-old teenager.
“You cannot let the fighting control what you do and don’t do. Of course I am scared sometimes, but I still go out and have fun. Yon always have to be careful, and things are probably more dangerous now, but I still love Israel. It is my home, and I would not leave it for anything!” Cohen said.
Meanwhile, on the other side of the Gaza Strip, a Palestinian boy named Bilal lies in a hospital bed, with his friends round, praying for his life. He has been in a coma(昏迷)since Israeli soldiers shot him on his way to school last month. In this recent military action, Israeli soldiers have killed at least 83 Palestinians, including 24 children.
Palestinian children lead a dangerous life under the watchful eyes of Israeli soldiers. Israel presents them as terrorists(恐怖分子)and faceless stone throwers. Many Palestinian children have been driven away from homes into crowded and hungry refugee camps with their families. “Even if we are surrounded by Israeli soldiers and have no food, we will stand and defend our country,” said Fatima Al-Aidi,a 13-year-old teenager, who lost a friend in Israel’s recent attack. “I hope to carry a lot of weapons and take my revenge(报复)one day. I hope the day comes when the enemy leaves Palestine.”
The underlined sentence “Despite the attack, life quickly returned to normal” means “”.

A.Life has returned to normal as a result of the attack
B.Life remains normal even if there was an attack
C.Life has returned to normal, although there was an attack
D.If there is not the attack, life will return to normal

Cohen’s words suggests that she .

A.is living in horror B.is peace-loving
C.wants to join the army D.doesn’t let fighting change her life

How does Israel think of Palestinian children? They are______

A.lovely B.smart C.friendly D.dangerous

What can we learn from what Fatima Al-Aidi said?

A.He was in poor health.
B.he hated Israeli soldiers.
C.He was eager to invent some other weapons to attack Israel.
D.He wishes more help to be given.

Well, Mrs Evans, I’ve done my best to look after David. I’ve tidied his room up every day, got him a meal together whenever he needed one and made sure he’s always had a clean shirt to put on. It’s not been easy, with two of my own to worry about, as well. David had the best of attention, I must say. But now because I asked him to give up bringing that American friend to his home he has got quite and unfriendly. He comes in at all hours and his behaviour—well, it’s quite hard to put up with—and it’s all because of this friend. I’m sure he’s a bad influence. You see, David is a visitor and doesn’t fully understand our ways.
He used to study most evenings. He’s got through quite a bit of work. He did up his room quite nicely, with bookshelves and large posters. He’d ask Mr Smith and me up for a drink and cheer us up with songs from his country. He’s very good at the guitar, you know.
I don’t want to appear as if I’m running after him, but it’s about time we made it up. I’m sure he’s upset because I blame him for that. It might be a good idea to take him out for a meal, perhaps even with his friend. I don’t know whether it will do any good but we can try. I’m glad I’ve had this little chat with you, Mrs Evans, and I’ll let you know how I get on.
David is .

A.Mrs Smith’s pet B.Mrs Smith’s son
C.a visiting student D.a singer

Mrs. Smith wants to make up(化解) the quarrel by _______.

A.cooking a meal B.inviting David and his friend out
C.running after David D.giving them drinks

David’s present attitude to Mrs Smith is .

A.very attentive B.unfriendly C.cheerful D.excited

Everyone knows the smart black-and-white dog that sits on top of a red doghouse with his best friend---a bird called Woodstock.
Created by the American cartoonist Charles Schulz in 1950, the clever dog is loved by generations of kids and adults. He speaks more than 20 languages and appears daily in 26,000 newspapers around the world.
When Snoopy first appeared, he was not different form other pet dogs. But two years later, he had begun to speak with simple words and sounds. By 1957 he could walk on two legs and was going to school with his master, Charlie Brown, who failed in just about everything. Later he learned to use the typewriter.
Snoopy has done lots of jobs. He has been a bow-tie wearing lawyer, a tennis player, an Olympic figure skater, a world famous grocery checkout clerk, a pilot and even the first astronaut on the moon.
However, Snoopy has always dreamed of being a famous writer. The beginning of his story is always, “It was a dark and stormy night…” Unfortunately for him no one has ever wanted to publish the story.
In love, Snoopy is as much of a failure as Charlie Brown is at baseball. He easily falls in love but always has his heart broken. He eats to forget, but it never works.
Snoopy is an insightful, feel-good and sometimes sad dog. If you think a little about words, you might find them full of life lessons. Among his most famous lines are “To live is to dance, to dance is to live.” And “Yesterday I was a dog. Today I’m a dog. Tomorrow I’ll probably still be a dog. Sigh! There’s so little hope for advancement”.
Snoopy has done all the following jobs except ____________.

A.a lawyer B.a player C.a clerk D.a writer

From the passage, we can learn that _________.

A.Snoopy is always a sad dog B.Snoopy can not speak in the beginning
C.Snoopy often dreams of true love D.Snoopy is a real smart pet dog

It can be inferred that Snoopy ____________.

A.has many bird friends and relatives B.is a well-known writer and clerk
C.has been unfortunate since it was born D.is very popular in the whole world

The word “advancement” in the last paragraph probably means__________.

A.success B.progress C.growth D.popularity

A: I once heard someone shout, “Look out.” I put my heard out of the window and a bucketful water fell on me. It seems that “Look out” may mean “Don’t look out”.
B: I was once on a ship and heard the captain shout, “All hands on deck(甲板).” I put my hands on the deck and someone walked on them.
C: I once called early on an English friend and the servant who came to the door said, “He’s not up yet. Come back in half an hour.” When I went again for him, she said, “He’s not down yet.” I said, “If he’s neither up nor down. Where is he?”
. In the dialogue the phrase “Look out” actually means “______”.

A.Don’t look out B.Look out for the water
C.Be careful D.Look everywhere

. The underlined word “them” in the dialogue means _______.

A.my feet B.my hands C.the ship D.the deck

. “He is not up” and “He is not down” in the dialogue actually means ______.

A.He doesn’t stand up and doesn’t lie down
B.He doesn’t come up and doesn’t go down
C.He hasn't turned up and hasn't turned down
D.He hasn't got up and he hasn't come downstairs

. The writer writes the dialogue to tell us that ______.

A.English is very interesting if you like it and keep on using it
B.it is impossible to learn English very well in a short time
C.language keeps on developing and changing all the time
D.words and phrases may have different meanings in different situations.

Many people could not forget the beautiful dance during the CCTV Spring Festival Gala. The dance was performed by 20 disabled girls. They can’t hear or speak. But their performance is remembered by many people. The leading dancer of the dance is Tai Lihua. She is 28 years old. She is very beautiful.
Tai Lihua was born healthy. When she was two years old, she lost her hearing because of a fever. Not long after that, she became mute(哑巴), too. From then on, her world was silent. But she didn’t know this at first. At five years old, when she played a game about sounds with her schoolmates she discovered that she was different from the others. She was very sad about it. Her father went to many places to look for best treatments for her illness. But nothing worked. When she was seven years old, she went to a school for deaf and mute children. In that school, she did well in her studies. Her teacher said she used her mind more than the others and was good at expressing her feeling through dance. She also began to love dance. She thought she could use dance to express what she thought about life.
When she was 15 years old, she began to learn to dance. At first, she couldn’t dance well. But she didn’t stop. She worked harder than the others. She also spent more time learning. Her efforts made her a very good dancer. She has been to many countries to perform and many foreigners like her style. She now lives a happy life with her family.
.From the passage we know.

A.Tai Lihua was found deaf and mute by her father when she played a game with her classmates
B.Tai Lihua danced very well at the beginning of learning to dance
C.Tai Lihua never gave up when she was in trouble
D.Tai Lihua’s parents didn’t take good care of her

.Which is the right order of the events to Tai Lihua?
a.She danced during the CCTV Spring Festival Gala.
b.She was a healthy girl.
c.She began to learn to dance.
d.She lost her hearing.
e.She went to a school for deaf and mute children.
f.She couldn’t speak.
g.She found she was different from the others.

A.abdfgce B.badfegc C.bdfegca D.bdfgeca

.People could not forget Tai Lihua because.

A.she was born mute and deaf and good at dancing
B.she used her mind more than the others and could use dance to express what she thought about life
C.she has been to many countries and now lives a happy life
D.though mute and deaf, she is beautiful and hard working and good at dancing

.The best title of the story is.

A.A poor girl
B.A dancer in the silent world
C.A beautiful dancer
D.The dance during the CCTV Spring Festival Gala

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