Statuses are marvelous human inventions that enable us to get along with one another and to determine where we fit in society. As we go about our everyday lives, we mentally attempt to place people in terms of their statuses. For example, we must judge whether the person in the library is a reader or a librarian, whether the telephone caller is a friend or a salesman, whether the unfamiliar person on our property is a thief or a meter reader, and so on.

　　Questions 31 to 35 are based on the following passage:

　　31. According to the passage the Jarvik-7 artificial heart proved to be ________.

　　A) a technical failure

　　B) a technical wonder

　　C) a good life saver

　　D) an effective means to treat heart disease

　　32. From the passage we know that Symbion Inc. ________.

　　A) has been banned by the government from producing artificial hearts

　　B) will review the effects of artificial hearts before designing new models

　　C) may continue to work on new models of reliable artificial hearts

　　D) can make new models of artificial hearts available on the market in 10 to 20 years

　　33. The new models of artificial hearts are expected _________.

　　A) to have a working life of 10 or 20 years

　　B) to be set fully in the patients chest

　　C) to be equipped with an external power source

　　D) to create a new passage for infection

　　34. The word them in Line 7, Para. 2 refers to _________.

　　A) doctors who treat heart diseases

　　B) makers of artificial hearts

　　C) Americas health-care programs

　　D) new models of artificial hearts

　　注：指代題

　　35. Some people feel that _________.

　　A) artificial hearts are seldom effective

　　B) the country should not spend so much money on artificial hearts

　　C) the country is not spending enough money on artificial hearts

　　D) Americas health-care programs are not doing enough for the nations health

　　Statuses are marvelous human inventions that enable us to get along with one another and to determine where we fit in society. As we go about our everyday lives, we mentally attempt to place people in terms of their statuses. For example, we must judge whether the person in the library is a reader or a librarian, whether the telephone caller is a friend or a salesman, whether the unfamiliar person on our property is a thief or a meter reader, and so on.

　　Questions 31 to 35 are based on the following passage:

　　31. According to the passage the Jarvik-7 artificial heart proved to be ________.

　　A) a technical failure

　　B) a technical wonder

　　C) a good life saver

　　D) an effective means to treat heart disease

　　32. From the passage we know that Symbion Inc. ________.

　　A) has been banned by the government from producing artificial hearts

　　B) will review the effects of artificial hearts before designing new models

　　C) may continue to work on new models of reliable artificial hearts

　　D) can make new models of artificial hearts available on the market in 10 to 20 years

　　33. The new models of artificial hearts are expected _________.

　　A) to have a working life of 10 or 20 years

　　B) to be set fully in the patients chest

　　C) to be equipped with an external power source

　　D) to create a new passage for infection

　　34. The word them in Line 7, Para. 2 refers to _________.

　　A) doctors who treat heart diseases

　　B) makers of artificial hearts

　　C) Americas health-care programs

　　D) new models of artificial hearts

　　注：指代題

　　35. Some people feel that _________.

　　A) artificial hearts are seldom effective

　　B) the country should not spend so much money on artificial hearts

　　C) the country is not spending enough money on artificial hearts

　　D) Americas health-care programs are not doing enough for the nations health