1、国家公共英语三级(天气与气候)练习试卷 8及答案与解析 Part B Directions: You will hear four dialogues or monologues. Before listening to each one, you will have 5 seconds to read each of the questions which accompany it. While listening, answer each question by choosing A, B, C or D. After listening, you will have 10 seconds
2、 to check your answer to each question. You will hear each piece ONLY ONCE. 1 What led to the conversation? ( A) A recent local storm. ( B) A recent radio program. ( C) A course the speakers are taking. ( D) Research being done by one of the speakers. 2 Where does thunder occur? ( A) Where cool air
3、hits mountains. ( B) Where lightning occurs. ( C) Near electrical wires. ( D) Underneath the clouds. 3 Why is lightning sometimes NOT seen during a thunder storm? ( A) It doesnt always occur. ( B) It is too faint to seen. ( C) It happens in a distant city. ( D) It is concealed by clouds. 一、 Section
4、II Use of English (15 minutes) Directions: Read the following text. Choose the best word or phrase for each numbered blank and mark A, B, C or D on ANSWER SHEET 1. 3 Text . Fossil fuels burned to【 C1】 _cars and trucks,【 C2】 _homes and businesses, and power factories are【 C3】 _for about 98% of US car
5、bon dioxide emissions, 24% of methane emissions, and 18% of nitrous oxide emissions. Increased agriculture, deforestation,【 C4】 _, industrial production, and mining also contribute a significant【 C5】 _of emissions. In 1997, the United States【 C6】_about one-fifth of total global greenhouse gases. The
6、 20th century s 10 warmest years all【 C7】 _in the last 15 years of the century. Of these, 1998 was the warmest year on【 C8】 _. The snow【 C9】_in the Northern Hemisphere and floating ice in the Arctic Ocean have decreased. Globally, sea level has【 C10】 _4 8 inches over the past century. Worldwide prec
7、ipitation over land has increased by about one percent. The【 C11】 _of extreme rainfall events has increased throughout much of the United States. Increasing concentrations of greenhouse gases are likely to【 C12】 _the rate of climate change. Scientists expect that the average global surface temperatu
8、re could rise 1 4.5 (0.6 2.5 )in the next fifty years, and 2.2 10 (1.4 5.8 )in the next century,【 C13】 _significant regional variation. Evaporation will increase【 C14】_the climate warms,【 C15】 _will increase average global precipitation. Soil moisture is likely to decline in many regions, and【 C16】
9、_rainstorms are likely to become more frequent. Sea level is likely to rise two feet along most of the US coasts.【 C17】 _of climate change for specific areas are much less reliable than【 C18】_ones, and it is unclear【 C19】 _regional climate will become more【 C20】 _. 4 【 C1】 ( A) drive ( B) operate (
10、C) run ( D) motivate 5 【 C2】 ( A) heated ( B) heighten ( C) lighten ( D) heat 6 【 C3】 ( A) occupied ( B) taken ( C) responsible ( D) dispensable 7 【 C4】 ( A) landing ( B) landfills ( C) landscape ( D) landings 8 【 C5】 ( A) piece ( B) part ( C) share ( D) component 9 【 C6】 ( A) charged ( B) sent off
11、( C) give out ( D) emitted 10 【 C7】 ( A) incurred ( B) occurred ( C) incured ( D) occured 11 【 C8】 ( A) note ( B) line ( C) record ( D) time 12 【 C9】 ( A) hides ( B) buries ( C) occupied ( D) covers 13 【 C10】 ( A) risen ( B) increased ( C) raised ( D) arose 14 【 C11】 ( A) rate ( B) ratio ( C) tenden
12、cy ( D) frequency 15 【 C12】 ( A) accelerating ( B) accelerate ( C) accelerated ( D) accelerates 16 【 C13】 ( A) being ( B) with ( C) in ( D) to 17 【 C14】 ( A) as ( B) while ( C) when ( D) as if 18 【 C15】 ( A) that ( B) who ( C) what ( D) which 19 【 C16】 ( A) intensive ( B) intense ( C) extensive ( D)
13、 tense 20 【 C17】 ( A) Guess ( B) Evaluations ( C) Calcultations ( D) Conclusions 21 【 C18】 ( A) local ( B) peculiar ( C) global ( D) general 22 【 C19】 ( A) whether ( B) which ( C) weather ( D) what 23 【 C20】 ( A) diversifying ( B) various ( C) variable ( D) changeless 国家公共英语三级(天气与气候)练习试卷 8答案与解析 Part
14、 B Directions: You will hear four dialogues or monologues. Before listening to each one, you will have 5 seconds to read each of the questions which accompany it. While listening, answer each question by choosing A, B, C or D. After listening, you will have 10 seconds to check your answer to each qu
15、estion. You will hear each piece ONLY ONCE. 1 【听力原文】 W: Did you hear the thunder last night? M: Did I? It was really loud. W: I didn t see any lightning, though. I thought that thunder and lightning always occur at the same time. M: They do. It s no possible to have one without the other since thund
16、er is a direct result of lightning. W: Really? M: Yes. Thunder is caused by the rapid expansion and contraction of highly heated air along the path of an electrical discharge. W: In other words, lightning quickly heats the air and causes thunder. But if the lightning is there, why cant we see it? M:
17、 Because it sometimes occurs very high in the clouds. W: I wonder if it s possible to see the lightning and not to hear the thunder. M: Yes. It s possible if the lightning flashes far enough away. Sound doesn t travel as far as light. 1 【正确答案】 A 【知识模块】 天气与气候 2 【正确答案】 B 【知识模块】 天气与气候 3 【正确答案】 D 【知识模块】
18、 天气与气候 一、 Section II Use of English (15 minutes) Directions: Read the following text. Choose the best word or phrase for each numbered blank and mark A, B, C or D on ANSWER SHEET 1. 【知识模块】 天气与气候 4 【正确答案】 C 【试题解析】 本题考查近义动词辨析。 drive驾驶,驱赶; operate操作,运行;run启动,跑; motivate受驱使,激发 (兴趣,潜力 )。故选 C。 【知识模块】 天气与气
19、候 5 【正确答案】 D 【试题解析】 本题考查动词词义辨析。 lighten使 变轻; heighten使 变高;heat加热,加温。根据句意, “为家庭和公司供暖 ”,故选 D。 【知识模块】 天气与气候 6 【正确答案】 C 【 试题解析】 本题考查固定搭配 be responsible for(负责,管理 ); taken for granted自以为是; dispensable不必要的,不必须的。故选 C。 【知识模块】 天气与气候 7 【正确答案】 B 【试题解析】 本题考查名词词义辨析。根据文中空前内容“deforestation.industrial production,此空
20、应和其属同类词语。 landing着陆,着地; landscape风景,景色; landfills垃圾掩埋,故选 B。 【知识模块】 天 气与气候 8 【正确答案】 C 【试题解析】 本题考查近义名词用法。 piece片; part部分; share一份,所占的部分; component组成部分。根据句意,选 C。 【知识模块】 天气与气候 9 【正确答案】 D 【试题解析】 本题考查动词及词组意义辨析。 charge收费,告状; send off寄出,发出; give out用完,消耗; emit排放 (气体等 ), discharge, send out, give off意同 emit,
21、故选 D。 【知识模块】 天气与气候 10 【正确答案】 B 【试题解析】 本题考查动词辨析及其过去式形态。 incur带来,引起,过去式为incurred; occur发生,过去式为 occurred,双写 “r”,故选 B。 【知识模块】 天气与气候 11 【正确答案】 C 【试题解析】 此题考查短语 on record(有记录的,有记载的 )。 note笔记,无 on note用法; on line(网上 )在线; on time及时,准时。故选 C。 【知识模块】 天气与气候 12 【正确答案】 D 【试题解析】 此题考查句 子成分的划分,本句的主语应是 the snow covers
22、和floating ice,故此处的 covers应是名词而不是动词; bury为动词,意为 “埋下,埋葬 ”; occupy为动词意为 “占据,占领 ”; hide虽有名词意义,但意为 “兽皮,皮革 ”,显然与题意不符。故选 D。 【知识模块】 天气与气候 13 【正确答案】 A 【试题解析】 本题考查近义动词辨析。 rise提高,上升;过去分词 risen;increase增加; raise哺养,筹集; arise升起。故选 A。 【知识模块】 天气与 气候 14 【正确答案】 D 【试题解析】 本题考查名词辨析。 rate比率; ratio比率; tendency趋势,走势; frequ
23、ency频率,故选 D。 【知识模块】 天气与气候 15 【正确答案】 B 【试题解析】 本题考查 be likely to的用法,其后加动词原形,故选 B。 【知识模块】 天气与气候 16 【正确答案】 B 【试题解析】 本题考查介词短语做状语用法。根据句意,应选 B。 【知识模块】 天气与气候 17 【正确答案】 A 【 试题解析】 本题考查连词用法。根据题意,前后两句之间是因果关系,故选A。 【知识模块】 天气与气候 18 【正确答案】 D 【试题解析】 本题考查非限定性定语从句用法。只能由先行词 which引导,故选D。 【知识模块】 天气与气候 19 【正确答案】 B 【试题解析】
24、本题考查形容词辨析, intensive精深的,密集的; extensive广泛的,多面的; intense强烈的,猛烈的; tense时态,故选 B。 【知识模块】 天气与气候 20 【正确答案】 C 【试题解析】 本题考查名词词义辨析。 guess猜测,猜想; evaluation评估,评价; calculation推算,估计; conclusion总结结论。故选 C。 【知识模块】 天气与气候 21 【正确答案】 C 【试题解析】 本题考查形容词词义辨析。 local地方的,当地的; peculiar特殊的,古怪的; global全球的,整体的; general广泛的,大体的。故选 C。 【知识模块】 天气与气候 22 【正确答案】 A 【试题解析】 本题考查宾语从句先行词用法。 be+表否定、怀疑的形容词,接从句时常由 whether、 if引导。故选 A。 【知识模块】 天气与气候 23 【正确答案】 C 【试题解析】 本题考查形容词词义辨析。 diversify使 多样化,不一样; various各种各样的;多样的; variable变化的,易变的; changeless不变的,故选 C。 【知识模块】 天气与气候