题目内容

What they are talking about is_____a class newspaper.

A. publish B. publishing C. to publish D. published

C 【解析】句意:他们所谈论的是出版一份班级报纸。分析句子结构可知What they are talking about在句中作主语,is是谓语,后面空格处是表语部分。A. publish动词原形形式,前面有系动词is,所以A选项不符合题意,排除;B. publishing动名词形式,可以在系动词后面作表语,通常表示经常性或一般性的动作,此处表示具体动作;C. to publish动词不定式...
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Workers aren't allowed to go into a big underground computer center until they step up to a machine that takes a quick picture of the tiny blood vessels (血管) inside their eyes.

If the machine can't __________ the picture with images in its computer, the worker is stopped by security guards (保安员).

Each person has his own way of blood vessels in his or her __________.And unlike a key, the way can't be __________.Old-fashioned keys and locks may soon be things of the past.High-tech security devices (安全装置) are being fixed at military (军事的) bases, computer centers and banks.Companies that __________ the machines say they'll someday be used in people's homes and cars.

Already, a Japanese company has fixed ways that recognize (识别) people's fingerprints in 360 new homes.The machines open the doors only for the __________ of the houses.The new security ways are selling well because thieves and robbers are getting better at breaking into buildings and computers that are __________ by keys and locks.Since nobody can steal or copy a fingerprint, or one's eyes, the new machines are __________.

Other new machines recognize one's voice.Two American companies use __________ machines to keep an eye on their computers.Inexpensive voice-recognition machines may someday take the place of locks on cars.The doors would open only for the owners.The machines would __________ the owners as little as $270.Although the up-to-date machines are amazing, scientists must still solve a serious problem.How will a boy borrow his dad's car

without borrowing his dad's __________?

1.A. match B. fit C. compare D. share

2.A. face B. eyes C. voice D. fingerprints

3.A. borrowed B. missed C. stolen D. bought

4.A. make B. buy C. have D. copy

5.A. makers B. buyers C. sellers D. owners

6.A. connected B. collected C. prevented D. protected

7.A. safe B. unusual C. helpful D. useful

8.A. fingerprints B. voice-recognition C. locks D. eye-recognition

9.A. pay B. spend C. take D. cost

10.A. face B. voice C. fingers D. photo

1.A 2.B 3.C 4.A 5.D 6.D 7.A 8.B 9.D 10.B 【解析】试题分析:这是一篇科普文,介绍了三种安全防御系统:眼睛识别器、指纹识别器和语音识别器。 1.句意:如果机器不能与图片中的图像相匹配,工人就被保安拦住。考查动词辨析题。A. match使相配/相称;B. fit适合;C. compare比较;D....

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