18. A. come across B. come about C.come up D.broadcast 查看更多

 

题目列表(包括答案和解析)

In the near future, people in some parts of the world will watch a new kind of television. It is called the high definition television or the HD-TV. The main difference between an HD-TV and a normal television is the picture. It is more clear and detailed. This is because the HD-TV has many more points and lines that make a television image. Every color television picture contains thousands of red, green and blue points. They all come together as an image in the eye of the person watching. The points are organized in lines that go across the television screen. There are more than five hundred lines in a normal television. The HD-TV has two times as many. To get this clear picture, you must have a big screen. Experts say people using a small screen will see little difference.
The HD-TV also has clear sound. It is like the sound on a CD. All these improvements make an HD-TV very costly. One kind in Japan now sells for more than twenty thousand dollars .A major problem with the HD-TV is its broadcast signal(传播信号.The signal is bigger than normal because it carries more electronic information.
【小题1】 What is the main difference between an HD-TV and a normal television?  It is        .

A.the picture B.the shapeC.the voiceD.the weight
【小题2】 What is a color TV image?
A.It is made up of thousands of red, green, and blue points.
B.Points are organized in lines that go across the TV screen.
C.It is a black and white picture
D.Both A and B
【小题3】 How many lines does an HD-TV have?
A.Over 250B.More than 500
C.More than 1,000 D.About 250
【小题4】 What should you do if you want to get a clear and detailed picture from an HD-TV?
A. You must have the bigger signal for the HD-TV. 
B. You have to get a big screen.
C. You should have a compact disc player.     
D. Both A and B.

查看答案和解析>>

阅读理解。

  In the near future some parts of the world may soon have a new kind of television. It is called high definition television or H-D-T-V. The main difference between H-D-T-V and normal television is the picture. It is more clear and detailed (明细). This is because H-D-T-V has many more points and lines that make a television image (图像). Every colour television picture contains thousands of red, green and blue points, They all come together as an image in the eye of the person

watching. The points are organized in lines that go across the television screen. There are more than 500 lines in a normal television. H-D-T-V has two times as many. To get this clear picture, you must have a big screen. Experts say people using a small screen will see little difference.

  H-D-T-V also has clear sound. It is like the sound on a compact disc player (激光电唱机), or CD. All these improvements make H-D-T-V very costly. One kind in Japan now sells for more than 20 000 dollars. In the future, the cost is expected to be about 2 000 dollars. A major problem with H-D-T-V is its broadcast signal. The signal is bigger than for normal, because it carries more electronic in formation.

(1) The main difference between an H-D-T-V and a normal television is ________.

[  ]

A.that the picture of normal TV is normal

B.that H-D-T-V is new and good

C.that H-D-T-V is so new that not all parts of the world have got it at present

D.that the picture of an H-D-T-V is more clear and detailed

(2) A colour TV image is ________.

[  ]

A.made up of thousands of red, green and blue points

B.formed by the above-mentioned red, green and blue points which are organized in lines that go across the TV screen

C.a black-and-white picture

D.both A and B

(3) An H-D-T-V has ________ lines.

[  ]

A.over 500
B.more than 250
C.more than 1 000
D.about 250

(4) If you want to get a clear and detailed picture from an H-D-T-V, you ________.

[  ]

A.must have the bigger signal for H-D-T-V

B.have to get a big screen

C.should have a compact disc player

D.both A and B

(5) According to the passage, which of the following is right?

[  ]

A.The H-D-T-V sets are not popular now because they are too expensive for most people.

B.The signal for an H-D-T-V is not bigger than that for the normal TV.

C.In the future an H-D-T-V will cost 10 times as much as it costs now.

D.In the future an H-D-T-V will be cheaper only because 2 000 dollars will be just equal to 20 000 dollars.

查看答案和解析>>

In the near future, people in some parts of the world will watch a new kind of television. It is called the high definition television or the HD-TV. The main difference between an HD-TV and a normal television is the picture. It is more clear and detailed. This is because the HD-TV has many more points and lines that make a television image. Every color television picture contains thousands of red, green and blue points. They all come together as an image in the eye of the person watching. The points are organized in lines that go across the television screen. There are more than five hundred lines in a normal television. The HD-TV has two times as many. To get this clear picture, you must have a big screen. Experts say people using a small screen will see little difference.

The HD-TV also has clear sound. It is like the sound on a CD. All these improvements make an HD-TV very costly. One kind in Japan now sells for more than twenty thousand dollars .A major problem with the HD-TV is its broadcast signal(传播信号.The signal is bigger than normal because it carries more electronic information.

1. What is the main difference between an HD-TV and a normal television?  It is        .

A.the picture        B.the shape         C.the voice          D.the weight

2. What is a color TV image?

A.It is made up of thousands of red, green, and blue points.

B.Points are organized in lines that go across the TV screen.

C.It is a black and white picture

D.Both A and B

3. How many lines does an HD-TV have?

A.Over 250                             B.More than 500

C.More than 1,000                        D.About 250

4. What should you do if you want to get a clear and detailed picture from an HD-TV?

A. You must have the bigger signal for the HD-TV. 

B. You have to get a big screen.

C. You should have a compact disc player.     

D. Both A and B.

 

查看答案和解析>>

Some years ago when I was in my first year in college, I heard Salome Bey sing for the first time. The moment was exciting. Salome’s 36 filled the room and brought the theater to life. I was so  37 that I decided to write an article about her.

I  38  Salome Bey, telling her I was from Essence magazine, and that I wanted to meet her to talk about her career. She 39  and told me to come to her studio next Tuesday. When I hung up, I was scared out of my mind. I  40 I was lying. I was not a writer at all and hadn’t even written a grocery list.

I interviewed Salome Bey the next Tuesday. I sat there  41 , taking notes and asking questions that all began with, “Can you tell me…” I soon realized that  42 Salome Bey was one thing, but writing a story for a national magazine was just impossible. The  43 was almost unbearable. I struggled for days  44 draft after draft. Finally I put my manuscript (手稿) into a large envelope and dropped it into a mailbox.

It didn’t take long. My manuscript  45 . How stupid of me! I thought. How could I 46   in a world of professional writers? Knowing I couldn’t 47  the rejection letter, I threw the unopened envelope into a drawer.

Five years later, I was moving to California. While  48 my apartment, I came across the unopened envelope. This time I opened it and read the editor’s letter in  49  :

Ms Profit,

Your story on Salome Bey is fantastic. Yet we need some  50  materials. Please add those and return the article immediately. We would like to  51  your story soon.

Shocked, it took me a long time to  52 . Fear of rejection cost me dearly. I lost at least five hundred dollars and having my article appear in a major magazine. More importantly, I lost years of  53  writing. Today, I have become a full – time writer. Looking back on this  54 , I learned a very important lesson: You can’t  55  to doubt yourself.

36.A.voice         B.joy           C.speech        D.smile

37.A.proud         B.moved         C.satisfied       D.active

38.A.visited         B.phoned        C.emailed        D.interviewed

39.A.paused        B.refused        C.hesitated       D.agreed

40.A.knew         B.discovered      C.explained       D.replied

41.A.seriously       B.nervously      C.patiently       D.quietly

42.A.fooling        B.blaming        C.inviting        D.urging

43.A.hardship       B.failure         C.pressure       D.comment

44.A.by           B.with          C.on           D.in

45.A.disappeared     B.spread         C.returned       D.improved

46.A.compete       B.struggle        C.survive        D.compare

47.A.ignore         B.deliver         C.face          D.receive

48.A.decorating      B.cleaning        C.repairing       D.leaving

49.A.trouble        B.anxiety        C.horror         D.disbelief

50.A.relevant        B.subjective      C.private        D.reliable

51.A.broadcast      B.create         C.publish        D.assess

52.A.prepare        B.recover        C.escape        D.concentrate

53.A.energetic       B.endless        C.typical         D.enjoyable

54.A.experience      B.success        C.benefit        D.accident

55.A.attempt        B.expect         C.afford         D.pretend

查看答案和解析>>

Some years ago when I was in my first year in college, I heard Salome Bey sing for the first time. The moment was exciting. Salome’s   21  filled the room and brought the theater to life. I was so   22   that I decided to write an article about her.

I   23   Salome Bey, telling her I was from Essence magazine, and that I wanted to meet her to talk about her career. She   24   and told me to come to her studio next Tuesday. When I hung up, I was scared out of my mind. I   25   I was lying. I was not a writer at all and hadn’t even written a grocery list.

I interviewed Salome Bey the next Tuesday. I sat there   26  , taking notes and asking questions that all began with, “Can you tell me…” I soon realized that   27   Salome Bey was one thing, but writing a story for a national magazine was just impossible. The   28   was almost unbearable. I struggled for days   29   draft after draft. Finally I put my manuscript (手稿) into a large envelope and dropped it into a mailbox.

It didn’t take long. My manuscript   30  . How stupid of me! I thought. How could I   31   in a world of professional writers? Knowing I couldn’t   32   the rejection letter, I threw the unopened envelope into a drawer.

Five years later, I was moving to California. While   33   my apartment, I came across the unopened envelope. This time I opened it and read the editor’s letter in   34   :

Ms Profit,

Your story on Salome Bey is fantastic. Yet we need some   35   materials. Please add those and return the article immediately. We would like to   36   your story soon.

Shocked, it took me a long time to   37  . Fear of rejection cost me ly. I lost at least five hundred dollars and having my article appear in a major magazine. More importantly, I lost years of   38   writing. Today, I have become a full – time writer. Looking back on this   39  , I learned a very important lesson: You can’t   40   to doubt yourself.

1.A.joy              B.voice          C.speech         D.smile

2.A.proud            B.active         C.satisfied      D.moved

3.A.visited          B.emailed        C.phoned         D.interviewed

4.A.agreed           B.refused        C.hesitated      D.paused

5.A.replied          B.discovered     C.explained      D.knew

6.A.seriously        B.patiently      C.nervously      D.quietly

7.A.blaming          B.fooling        C.inviting       D.urging

8.A.hardship         B.failure        C.comment        D.pressure

9.A.with             B.by             C.on             D.in

10.A.disappeared     B.returned       C.spread         D.improved

11.A.compare         B.struggle       C.survive        D.compete

12.A.ignore          B.deliver        C.face           D.receive

13.A.decorating B.repairing           C.cleaning       D.leaving

14.A.disbelief       B.anxiety        C.horror         D.trouble

15.A.subjective B.relevant            C.private        D.reliable

16.A.broadcast B.create               C.publish        D.assess

17.A.recover         B.prepare        C.escape         D.concentrate

18.A.energetic B.endless              C.typical        D.enjoyable

19.A.experience B.success             C.benefit        D.accident

20.A.attempt         B.afford         C.expect         D.pretend

 

查看答案和解析>>


同步练习册答案