
People have used wind power for thousands of 1 . This clean and renewable energy (可再生能源) plays a(n) 2 role in making electricity. People often build wind turbines (涡轮机) on the mountains. The big wind turbine looks simple, but in fact it 3 nearly 8,000 parts in it. Please 4 the picture on the left. There are even wind turbines in the 5 . People use them for different purposes.

March is a great time to enjoy the unusual flowers of the butterbur (蜂斗菜). This plant is 1 across most of the UK and it likes 2 places near rivers. Some people 3 that butterbur is like a toilet brush. When the flowers open, they have white on them. Then the heart-shaped 4 appear and they are huge, reaching up to one meter across. In the past, the butterbur had many uses. Its cool leaves 5 treat headaches.


A US science company says it has 1 dire wolves (恐狼), which died out more than 12,000 years ago. Scientists used DNA from grey wolves and added parts found in the 2 dire wolves. Then, they created three baby wolves 3 this new DNA.However, many scientists don’t agree that these 4 are truly dire wolves. They 5 that real species are more than just DNA.Each species has something that cannot be recreated.

Do you know the nature’s hidden power? You can’t imagine how 1 our nature is! Sometimes rain or shine doesn’t need to be 2 by a weather App—you just need nature! Do you want to know the outside temperature? 3 the chirping of crickets (蟋蟀的啾啾声)! Count how many 4 a cricket chirps in 15 seconds and add 40. That’s the temperature in Fahrenheit. Do it several times and 5 the average (平均数). Test it right away!
Note: Fahrenheit华氏温度, 1°≈0.56℃
【答案】1.years 2.important 3.has 4.look at 5.sea
【解析】本文介绍了人类利用风能的悠久历史。
1.句意:人类利用风能已有数千年历史。根据“People have used wind power for thousands of”可知此处指数千年,year“年”,用名词复数。故填years。
2.句意:这种清洁的可再生能源在发电方面起着重要作用。此处是结构play an important role in“在……中扮演重要角色”。故填important。
3.句意:巨大的风力涡轮机看起来简单,实际上却拥有近八千个零部件。根据“nearly 8,000 parts in it”可知是有近八千个零部件,句子用一般现在时,主语是it,谓语动词用单三has“有”。故填has。
4.句意:请看左侧的图片。根据“the picture on the left.”可知是看图片,look at“看”,句子是祈使句,以动词原形开头。故填look at。
5.句意:甚至在海洋中也有风力涡轮机。根据“There are even wind turbines in the”以及备选词可知是在海洋中也有风力涡轮机,in the sea“在海洋中”。故填sea。
【答案】1.seen 2.wet 3.think 4.leaves 5. were used to
【解析】本文主要介绍蜂斗菜这种植物。
1.句意:这种植物遍布英国大部分地区,它喜欢靠近河流的潮湿地方。根据“This plant is...across most of the UK”和备选词可知,这种植物遍布英国大部分地区,be seen“被看见”符合语境。故填seen。
2.句意:这种植物遍布英国大部分地区,它喜欢靠近河流的潮湿地方。根据“it likes...places near rivers”和备选词可知,此处需要形容词作定语,wet“潮湿的”符合语境,故填wet。
3.句意:有些人认为蜂斗菜就像马桶刷。根据“Some people...that butterbur is like a toilet brush.”和备选词可知,介绍人们的想法,think“认为”,时态是一般现在时,主语是复数,动词用原形。故填think。
4.句意:然后心形的叶子出现了,它们很大,直径可达一米。根据“Then the heart-shaped...appear and they are huge, reaching up to one meter across.”和备选词可知,是心形的叶子,leaves“叶子”符合语境,故填leaves。
【答案】1.smaller 2.water 3.break down 4.eat 5.using
【解析】本文主要讲述了微塑料对环境和健康的危害。
1.句意:根据国家地理,它们小于5毫米。根据“than 5 millimeters”和备选词汇可知,此处需要比较级,微塑料小于5毫米,smaller符合句意,故填smaller。
2.句意:这些塑料无处不在——存在于水中、空气和土壤中。根据“air, and soil”和备选词汇可知,存在于水中、空气和土壤中,water符合句意,且是不可数名词,故填water。
3.句意:它们不易分解,并能进入人体,造成健康风险。根据“can enter our bodies, causing health risks”和备选词汇可知,微塑料不易分解,助动词后接动词原形,break down符合句意,故填break down。
4.句意:鱼类可能误食它们而生病。根据“them by mistake and get sick”和备选词汇可知,鱼类可能误食微塑料,情态动词后接动词原形,eat符合句意,故填eat。
5.句意:为了提供帮助,他们建议少使用塑料,制造更安全的塑料,这些塑料可以随着时间的推移自然消失。根据“less plastic”和备选词汇可知,建议少使用塑料,suggest doing sth“建议做某事”,using符合句意,故填using。
【答案】1.brought back 2.ancient 3.using 4.animals 5.explain
【解析】本文讲述了一家美国科学公司称通过DNA技术复活了远古恐狼,但这一做法遭到许多科学家质疑。
1.句意:一家美国科学公司称其已复活了一万两千多年前灭绝的恐狼。根据后文 “Scientists used DNA...created three baby wolves.”及备选词可知,此处应该是说公司通过基因技术让灭绝物种 “重现”,brought back“使复活、带回”,符合语境。故填brought back。
2.句意:科学家利用灰狼的DNA,并加入了在古老恐狼身上发现的(基因)片段。根据 “died out more than 12,000 years ago”可知,恐狼属于远古物种,结合备选词,ancient“古老的”,符合语境,故填ancient。
3.句意:然后,他们利用这种新DNA创造了三只幼狼。根据“they created three baby wolves…this new DNA.”可知,此处表示“他们利用这种新DNA”,using“使用”,此处用现在分词作方式状语,故填using。
4.句意:但是,许多科学家并不认同这些动物是真正的恐狼。“these” 指代前文 “three baby wolves”,结合备选词,animals“动物”,符合语境,故填animals。
5.句意:他们解释称,真正的物种不仅仅是DNA。根据“They…that”和备选词可知,此处应该是“他们解释称”,后接科学家的观点,explain“解释”,符合句意;句子时态为一般现在时,主语“They”是复数,动词用原形,故填explain。
【答案】1.magic 2.predicted 3.Listen to 4.times 5.find
【解析】本文讲述了大自然隐藏的神奇力量,介绍了一种通过观察蟋蟀鸣叫来预测室外温度的方法。
1.句意:你无法想象大自然有多么神奇!根据“You can’t imagine how…our nature is!”结合备选词可知,这里强调大自然的神奇力量。magic“神奇的”,形容词作表语。故填magic。
2.句意:有时阴晴不需要被天气应用预测——你只需要大自然!根据“Sometimes rain or shine doesn’t need to be…by a weather App”可知,此处是指有时阴晴不需要被天气应用预测,是被动语态结构,需填入动词过去分词。predicted“预测”符合语境。故填predicted。
3.句意:听听蟋蟀的叫声!根据“Do you want to know…? …the chirping of crickets!”可知,此处是祈使句,需填入动词原形,指的是听听蟋蟀的叫声。listen to“听”,符合语境。故填Listen to。
4.句意:数一数蟋蟀在15秒内鸣叫的次数,加上40。根据“Count how many…a cricket chirps in 15 seconds”可知,指的是蟋蟀在15秒内鸣叫的次数,times“次数”,名词复数形式。故填times。