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GRE阅读模拟在线练习附答案一百四十九

2018-09-12 14:07:00来源：网络

　　It can be inferred from the passage that, in the course of a heating season, the heating capacity of a heat pump is greatest when

　　A.heating is least essential

　　B.electricity rates are lowest

　　C.its compressor runs the fastest

　　D.outdoor temperatures hold steady

　　E.he heating demand surges

　　If the author's assessment of the use of heat pumps (lines 1-8) is correct, which of the following best expresses the lesson that advertisers should learn from this case?

　　A.Do not make exaggerated claims about the products you are trying to promote.

　　B.Focus your advertising campaign on vague analogies and veiled implications instead of on facts.

　　C.Do not use facts in your advertising that will strain the prospective client's ability to believe.

　　D.Do not assume in your advertising that the prospective clients know even the most elementary scientific principles.

　　E.Concentrate your advertising firmly on financially relevant issues such as price discounts and efficiency of operation.

　　The passage suggests that heat pumps would be used more widely if

　　A.they could also be used as air conditioners

　　B.they could be moved around to supply heat where it is most needed

　　C.their heat output could be thermostatically controlled

　　D.models with truly superior cooling capacity were advertised more effectively

　　E.people appreciated the role of the evaporator in the energy equation

　　According to the passage, the role of the flow restriction (line 22) in a heat pump is to

　　A.measure accurately the flow rate of the refrigerant mass at that point

　　B.compress and heat the refrigerant vapor

　　C.bring about the evaporation and cooling of refrigerant

　　D.exchange heat between the refrigerant and the air at that point

　　E.reverse the direction of refrigerant flow when needed

　　The author regards the notion that heat pumps have a genuine drawback as a

　　A.cause for regret

　　B.sign of premature defeatism

　　C.welcome challenge

　　D.case of sloppy thinking

　　E.focus for an educational campaign

　　正确答案:C C A C E C A

　　以上就是关于“GRE阅读模拟在线练习附答案一百四十九”的内容，更多精彩内容，请关注GRE频道!


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