完形填空，阅读下面的短文，掌握其大意，然后从短文后各题所给的A、B、C、D四个选项中，选择最佳选项。

　　A

　　IQ(intelligence quotient智商)is a score that shows a person’s level of intelligence. People used to believe that some people are born with a high IQ and some aren’t.

　1 a study by scientist at University College London has challenged(挑战)this idea. According to an article last October on the Journal Nature, scientists are beginning to think that our IQ is not a constant(不变的)score.

　　The scientists tested 33 healthy young people in 2004 between the ages of 12 and 16. Then they did tests again four years later, when the same people were between 16 and 20.

　　Scientists found big changes in the IQ scores between 2008 and 2004. Some　2and some fell 3 as many as 21 points.

　　To test whether these scores were meaningful, the scientists compared them with results from brain scans(扫描). They found that the IQ changes matched changes in the structure(结构)of the subjects’ brains. “A change in 20 points is a huge 　4 ,” said Professor Cathy Price, who led the research. He said it could mean the difference between an average and a 　5 person. The team has not found a clear cause for these changes. However, they say it is 　6 that education plays a role in changing IQ. “Here we have shown that children’s 　7 is likely to be still developing, ” says Price. “We have to be careful not to write off 　8 performers at an early stage. In fact, their IQ may improve in a few more years. ”

　  1 A. And B. However C. Besides D. Though

　  2 A. rise B. rose C. raise D. raised

　  3 A. of B. with C. by D. from

　　4 A. difference B. matter C. thing D. meaning

　　5 A. successful B. gifted C. able D. rich

　　6 A. natural B. true C. certain D. possible

　  7 A. score B. intelligence C. skill D. interest

　　8 A. clever B. prettier C. nicer D. poorer

　　B

　　As darkness fell, hundreds of people in the Swiss village left their houses. They were staring(注视)forward at the mountain top in the distance. It was covered with ice and snow-beautiful and dangerous.

　　The huge mountain is called Matterhorn. Mountain climbers had 　9 the top through the southern route(路线). But no one had ever dared to try a winter climbing up the northern side. But now one man was daring to try the 10 route. He was Walter Bonatti, a great mountain climber 　11 Italy. For two days he had climbed. The village people had watched him anxiously(焦虑). Now they were waiting to see his signal. If he planned to 　12 the next day, he would light(点燃)a green signal(信号). A red light would mean that he was turning back. A tiny green light 13 high on the mountain side. Bonatti was not giving up! The people 　14. The next day he continued his way upward. He was so lonely and so 　15 ! But he would not give up. Again that night he lit the green light. In the morning, Bonatti 16 . He could not see the top;he knew he was 17there. Though the climb was painful, he moved up. Bonatti had spent months 　18for the climb. Was the training enough? Did he have the strength and skill to climb to the top? He was finally at the top! News about his. 　19 was radioed to the world.

　　The trip down the southern route was easy. He was warmly welcomed in the village. He had done the “ 　20” and would be well remembered as a climber of all time.

　　 9A. reached B. passed C. watched D. followed

　　10A. comfortable B. important C. difficult D. nervous

　　11 A. with B. from C. in D. at

　　12 A. turn back B. come down C. go on D. get back

13A. placed B. appeared C. pulled D. found

　　14 A. cried B. laughed C. jumped D. cheered

　　15 A. sleepy B. excited C. tired D. happy

　　16 A. woke up B. turned up C. got up D. looked up

　  17 A. already B. almost C. hardly D. surely

　  18A. training B. practising C. planning D. asking

　  19 A. importance B. success C. climb D. courage

　  20A. necessary B. dangerous C. perfect D. impossible

Here is an examination notice（考试通知）. Mrs. Dickson gave it to her students last week.
To the students of Class 3
◇  Examinations start on January 22 and end on June 23.
◇  The time for each of the subject is:
English       June 22        9:30 A.M.- 10:30 A.M.
Math           June 22           11:00 A.M.- 12:00 A.M.
History           June 22        2:30 P.M.-3:30 P.M.
PE           June 23           8:00 A.M.-10:00 A.M.
Music          June 23        1:00 P.M.-3:00 P.M.
◇  For the PE test? go to the playground. For the music test, go to the Piano Room. All else are written（书面）tests. They will be held in Classroom 3.
◇  No student can get into the examination room more than 15 minutes after the exam starts.
◇  No food or drink during ANY test.
◇  No dictionaries during the English exam.
◇  Wear pants and sports shoes for the PE exam.
◇  If you have questions, go to the Teacher's Office before the tests.
【小题1】Who could not take the English exam?

词汇运用（本大题有10小题，共10分）

1.An accident may happen if you don’t have a driver’s __________（执照）。

2.Students are not  a___________ to use calculators in the exam.

3.He was very happy that he made few _____________ (错误) in  his written test.

4.He is used to taking ___________ (笔记) in class.

5.Lu Xun is my favorite a________. I have lots of his books.

6.Three monkeys ____________ (逃脱)from the local zoo last  night.

7.There is something wrong with one of my____(tooth)                 

8.She was __________ (害怕)when she saw a snake.

9.Taiwan b        to China forever.

10.We are learning English, so we are all English              . (learn)

Here is an examination notice（考试通知）. Mrs. Dickson gave it to her students last week.

To the students of Class 3

◇  Examinations start on January 22 and end on June 23.

◇  The time for each of the subject is:

English       June 22        9:30 A.M.- 10:30 A.M.

Math           June 22           11:00 A.M.- 12:00 A.M.

History           June 22        2:30 P.M.-3:30 P.M.

PE           June 23           8:00 A.M.-10:00 A.M.

Music          June 23        1:00 P.M.-3:00 P.M.

◇  For the PE test? go to the playground. For the music test, go to the Piano Room. All else are written（书面）tests. They will be held in Classroom 3.

◇  No student can get into the examination room more than 15 minutes after the exam starts.

◇  No food or drink during ANY test.

◇  No dictionaries during the English exam.

◇  Wear pants and sports shoes for the PE exam.

◇  If you have questions, go to the Teacher's Office before the tests.

1.Who could not take the English exam?

A．Nancy. She wore her sports shoes on June 22.

B．Richard. He did not have breakfast before the exam.

C．Wendy. She forgot to take an English dictionary with her.

D．Tony. He went to school at 9:50 0n the morning of June 22.

2.Where were the students of Class 3 at 8:30 A.M., June 23?

A. In the playground.   B. In their classroom

C. In the Piano Room.   D. At the Teacher's Office.

3.When were the written test held ?

A．Only on the morning of June 22.

B．Only on the morning of June 23.

C．On the morning and afternoon of June 22.

D．On the morning and afternoon of June 23.

4.On the morning of June 23, what should Helen, a student of Class 3 get ready for?

A．Food and drinks. Because there is no food and drinks during any test.

B．Dictionary. Because she isn't good at English.

C．Pants and sports shoes. Because there will be a PE exam.

D．Nothing. Because all the exams are over.

5.Tom still has some questions about the exams, he can ________.

A．ask his teacher any time

B．find his teacher in the playground.

C．ask his teacher on June 22 or June 23.

D．go to the Teacher's office on June 21

词汇运用（本大题有10小题，共10分）
【小题1】An accident may happen if you don’t have a driver’s __________（执照）。
【小题2】Students are not  a___________ to use calculators in the exam.
【小题3】He was very happy that he made few _____________ (错误) in  his written test.
【小题4】He is used to taking ___________ (笔记) in class.
【小题5】Lu Xun is my favorite a________. I have lots of his books.
【小题6】Three monkeys ____________ (逃脱)from the local zoo last  night.
【小题7】There is something wrong with one of my____(tooth)                 
【小题8】She was __________ (害怕)when she saw a snake.
【小题9】Taiwan b        to China forever.
【小题10】We are learning English, so we are all English              . (learn)