题目内容
（请给出正确答案）
A．the one of yesterday B．communications yesterday
C．that of yesterday D．communications speed a long time ago
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Psycholinguistics investigates the interrelation of language and ______.
A．a speech community
B．its diversity
C．human mind
D．human behavior
A.To explain a new requirement for graduation.
B.To interest students in a community service project.
C.To discuss the problems of elementary school students.
D.To recruit elementary school teachers for a special program.
A.set aside
B.put away
C.make up
D.account for
According to the passage, shopping for most people ______.
A．is a flexible means of communicating
B．is not just a means to gaining an end
C．does not provide an alternative to physical enjoyment
D．provides a perfectly easy and efficient way of living
Which of the following is NOT a feature of the ideal companion machine？
A．Active in communication.
B．Attractive in personality.
C．Enjoyable in performance.
D．Unpredictable in behavior.
Dr. Goldin-Meadow conducted the experiment so as to
A．help children to learn how to communicate with others effectively.
B．prove that gestures might be used as an aid to children"s learning.
C．figure out that hand-movements of children are descriptive as well.
D．prove that children doing wrong gestures learn less than non-gestures.
●The (75)is designed specifically as a security system for preventing unauthorized communications between one computer network and another computer network.
(75)A.firewall
B.protocol
C.hacker
D.virus
What is a pressing matter of Obamas administration？
A．Improving education in tribal communities.
B．Visiting the native American reservation.
C．Gathering tribal leaders for a conference.
D．Training students with master"s degree.
Why does the man want to take a class at the community college？
A．The course at the community college costs less.
B．The community college has a pool.
C．The class size is smaller.
D．It may offer the class he needs during the day.
A、They lived out a natural life
B、They died of exhaustion after the long plane ride
C、They weren’t accustomed to the change in weather
D、They died due to lack of care by family members
Inside the computer, the operation system(of another software module called a data communication(71))must decide which program will get control next. Each program remember, is associated(72). a particular front -end port. If a program's data have not yet reached its front - end buffer, there is no point giving that program control. Thus the data communication monitor sends its own(73)signal to the front -end devices next port is polled. Note that the(74)computer speed. The computer never has to wait for a terminal or a communication line. Instead, it is the expressive front - end processor that waits for the slower system(75)to respond.
A．memory
B．control
C．monitor
D．charge
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