大学英语四级改革适用(阅读)模拟试卷848
词汇理解
Since the 1940s, southern California has had a reputation for smog. Things are not as bad as they once were but, according to the American Lung Association, Los Angeles is still the worst city in the United States for levels of【G1】________Gazing down on the city from the Getty Center, an art museum in the Santa Monica Mountains, one would find the view of the Pacific Ocean blurred by the haze (霾). Nor is the state\’s bad air【G2】________to its south. Fresno, in the central valley, comes top of the list in America for year-round pollution. Residents\’ hearts and lungs are affected as a【G3】________.
All of which, combined with California\’s reputation as the home of technological【G4】________, makes the place ideal for developing and testing systems designed to monitor pollution in【G5】________. And that is just what Aclima, a new firm in San Francisco, has been doing over the past few months. It has been trying out monitoring stations that are【G6】________to yield minute-to-minute maps of【G7】________air pollution. Such stations will also be able to keep an eye on what is happening inside buildings, including offices.
To this end, Aclima has been【G8】________with Google\’s Street View system. Davida Herzl, Aclima\’s boss, says they have revealed pollution highs on days when San Francisco\’s transit workers went on strike and the city\’s【G9】________were forced to use their cars. Conversely, \\
1.【G1】
M
解析:空格所在句主干完整,for levels of_1_为状语,空格前为levels of,因此空格处应为名词(n.)。由上文及句意可知,空格处的名词应与“烟雾或空气污染”表意相近。名词中只有M)pollutants“污染物,污染物质”符合句意。故本题选M。
2.【G2】
N
解析:空格所在句为倒装句,句子主语为the state’s bad air,正常语序为the state’s bad air is nor _______to its south,因此空格处应为能够与to搭配的形容词或动词的过去分词( a./v.-ed)。由上下文可知,该句表示“空气污染不仅在南部出现\\
3.【G3】
C
解析:空格前为不定冠词a,因此空格处应为可数名词单数(n.)。由序为the state’s bad air is nor2to its south,因此空格处应为能够与to搭配的形容词或动词的过去分词(a./v.-ed)。由上下文可知,该句表示“空气污染不仅在南部出现”,空格处的词应与“限制在,控制在”表意相近。动词和形容词中都只有N)restricted“受限制的,受控制的”符合句意。故本题选 N。上文及句意可知,“居民的心脏和肺受到影响”是上文“污染”的结果,空格处的名词应与“结果”表意相近。名词中只有C)consequence“结果;后果”符合句意,且as a consequence为固定搭配,意为“因此”。故本题选C。
4.【G4】
J
解析:空格所在句主干结构完整,as the home of technological_4作后置定语,修饰reputation,空格前为形容词technological,因此空格处应为名词(n.)。由句意可知,空格处的名词应与“发展、进步或创新”表意相近。名词中只有J)innovation“创新”符合句意。故本题选J。
5.【G5】
F
解析:空格处位于过去分词短语中,designed to monitor pollution in________作后置定语,修饰systems,空格前为介词in,因此空格处应为名词(n.)。由句意和下文的minute-to-minute maps可知,空格处的名词与in搭配应表示“全面”监测污染,所填名词应与“全面,详细”表意相近。名词中只有F)detail“细节,详情”符合句意,in detail意为“详细地,全面地”。故本题选F。
6.【G6】
K
解析:空格所在句位于that引导的定语从句中,空格后为动词不定式短语to yield minute-to-minute maps,因此空格处应为形容词或动词的过去分词(a./v.-ed)。由句意及下文可知,空格处的词引出“监测站”的目的或作用,应与“意在,打算”表意相近。形容词和动词过去分词中都只有K)intended“打算的,计划的”符合句意。故本题选K。
7.【G7】
L
解析:空格所在短语of__________air pollution为后置定语,修饰名词短语 minute-to-minute maps,空格前为of,空格后为名词短语 air pollution,因此空格处应为形容词(a.)。由句意及下文的inside buildings可知,此处表示“室外空气污染”,空格处的形容词应与“室外的,外面的”表意相近。形容词中只有L)outdoor“户外的,室外的”符合句意。故本题选L。
8.【G8】
B
解析:空格前为has been,空格后为介词with,此处既可以是现在完成进行时,也可以是现在完成时的被动语态,因此空格处应为动词的现在分词或过去分词(v.-ing/v.-ed),且填入的动词需和with构成搭配。由上文及句意可知,空格处的动词应与“联合、结合或采用”表意相近。动词中只有B)collaborating“合作,协作”符合句意。故本题选B。
9.【G9】
I
解析:空格所在句为and 连接的并列分
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