26、根据以下内容回答26-45题：
It is difficult to iniagine what life would be like without memory．The meanings of thou-sands of everyday perceptions，the bases for the decisions we make，and the roots of our habits and skiUs are to be found in our past experiences，which are brought into the present by memory．
Memory call be defined as the dapacity to keep information available for later use．It includes not only“remembering”things like arithmetic or historical facts，but also involves any change in the way an animal typically behaves．Memory is involved when a rat gives up eating grain because he has sniffed something suspicious in the grain pile．Memory is also involved when a six-year-old child learns to swing a baseball bat．
Memory exists not only in humans and animals but also in some physical objects and machines．Computers，for example，contain devices for storing data for later use．It is interesting to compare the memory-storage capacity of a computer with that of a human being．The instant-access memory of a large computer may hold up t0 100 000“words”一ready for instan．t use．An average U．S．teenager probably recognizes the meaning of about l00 000 words of English．However，this is but a fraction of the total amount of information which the teenager has stored．Consider，for example，the number of faces and places that the teenager can recognize on sight．The use of words is the basis of the advanced problem．solving intelligence of human beings．A large part of a person’smemory is in terms of words．and combinations of words.
According to the passage，memory is considered to be__________ ．
A．the basis for decision making and problem solving
B．an ability to store experiences．for future use
C．an intelligence typically possessed by human beings
D．the data mainly consisting of words and combinations of words


27、The comparison made between the memory capacity of a large computer and that of a human being shows that__________ ．
A．the computer's memory has a little bigger capacity than a teenager's
B．the computer's memory capacity is much smaller that an adult human being's
C．the computer's memory capacity is much smaller even than a teenager’s
D．both A and B


28、The whole passage implies that__________ ．
A．only human beings have problem—solving intelligence
B．a person’s memory is different from a computer's in every respect
C．animals are able to solve only very simple problems
D．animals solve problems by instincts rather than intelligence


29、The phrase“in terms of”in the last sentence can best be replaced by__________ ．
A．“in connection with”
B．“expressed by”
C．“consisting”
D．“by means of”


30、The title of the passage is__________
A．What would life be like without memory?
B．Memory is of vital importance to life．
C．How is a person’s memory different from an animal's or a computer's?
D．What is contained in memory?

31、根据以下内容回答31-50题：
Nonverbal(非语言的)communication has to do with gestures，movements and closeness
of two people when they are talkin9．The scientists say that those gestures，movements and so on have meaning which words do not carry．
For example，the body distance between two speakers can be important．North Americans often complain that South Americans are unfriendly because they tend to stand close to the North American when speakin9，while the South American often considers the North American to be“cold”or“distant”because he keeps a greater distance between himself and the person he is speaking to．The“eye contact”provides another example of wha．t we aye calling nonverbal communication．Scientists have observed that there is more eye contact between people who like each other than there is between people who don’t like each other．The length of time that the person whom you are speaking to looks at your eyes indicates the amount of interest he has in the things you are talking about．
On the other hand，too long a gaze can make people uncomfortable．The eyes apparently play a great part in nonverbal communication．Genuine warmth or interest，shyness or confi-dence can often be．seen in the eyes．We do not always consider a smile to be a sign of friendli-ness．Someone who is always smilin9，and with little apparent reasons，often makes US uneasy．
According to the passage，nonverbal communication__________ ．
A．is a method often used by people who cannot speak
B．can tell something that words cannot
C．can be used to talk with people who cannot bear
D．is less used than words


32、The South American__________ ．
A．tends to keep a distance between himself and the person he is speaking to
B．usually stands close to the person he is talkin9．to
C．is often unfriendly when speaking
D．is often cold and distant when speaking


33、Which of the following is NOT true?
A．Less eye contact suggests distance in relation．
B．The longer one looks at you，the more interest he has in you．
C．There is more eye contact between people who like each other．
D．Shorter eye contact shows more interest in what one is talking about．


34、Too long a gaze__________ ．
A．may upset people being looked at
B．shows one’s great eonfidence
C．indicates one’S interest in the talk
D．tells you,how friendly one is


35、Constant smiling without apparent reason__________ ．
A．is a sign of one’S friendliness
B．is a sign of one’S unfriendliness
C．makes people feel happy
D．makes people feel uncomfortable