北师大版(2019)必修第三册 专题1 时态和被动语态课件(2份打包)

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名称 北师大版(2019)必修第三册 专题1 时态和被动语态课件(2份打包)
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版本资源 北师大版(2019)
科目 英语
更新时间 2023-05-21 11:05:31

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(共10张PPT)
专题1 时态和被动语态
必修
第三册
第2练
02
1.The unmanned Chang'e-4 probe (探测器)—the name was inspired by an ancient Chinese moon goddess—________ (touch) down last week in the South Pole-Aitken basin. [课标全国Ⅰ2020]
第2练
刷单句填空
在空白处填入括号内单词的正确形式。
touched
句意为:无人探测器“嫦娥四号”——这一名字的灵感源于中国古代的一位月亮女神——上周在(月球的)南极-艾特肯盆地着陆了。设空处是句子的谓语,根据时间状语last week可知,此处应使用一般过去时,故填touched。
2.2.The parts of a museum open to the public ________ (call) galleries or rooms. [全国新高考Ⅰ2020]
are called
句意为:博物馆中对公众开放的部分被称为展览馆或展厅。设空处是句子的谓语动词,与主语The parts of a museum之间是被动关系,且此处描述的是客观事实,所以应用一般现在时的被动语态;主语中心词parts为复数,所以谓语动词应用复数形式。故填are called。
解析
解析
3.Gas naturally ________ (have) no recognisable smell.[北京2022]
第2练
刷单句填空
句意为:气体本来没有可识别的味道。分析句子结构可知,设空处在句中作谓语,此处陈述客观事实,应用一般现在时;主语Gas在此指的是气体的统称,为不可数名词,所以谓语动词要用第三人称单数形式。故填has。
4.If you look at all sides of the situation, you'll find probably a solution that __________(suit) everyone.[江苏2020·改编]
句意为:如果你从各个方面看这一情况,你可能会找到一个适合每个人的解决方案。设空处是定语从句中的谓语动词,叙述的是客观事实,应使用一般现在时,that代替先行词a solution在从句中作主语,从句谓语动词应使用第三人称单数形式。故填suits。
suits
解析
解析
has
5.The painting which ________ (exhibit) at the museum at present is so extraordinary that it puts all the others in the shade.[黑龙江哈尔滨师大附中2022高一期末]
第2练
刷单句填空
is being exhibited
句意为:目前正在博物馆展出的这幅画非同寻常,以至于使所有其他画黯然失色。分析句子结构可知,设空处在定语从句中作谓语,根据时间状语at present可知,此处表示现阶段正在发生的动作,应用现在进行时;which指代先行词The painting,动词exhibit与从句主语which之间是被动关系, 所以应用被动语态;which为单数概念,故从句的谓语用第三人称单数形式。故填is being exhibited。
6.Every student who is to visit the museum together with teachers ________ (be) asked to be at the school gate before 8:30 in the morning.
is
主语后面有“together with+名词/代词”短语时,谓语动词应和前面的主语在人称和数上保持一致,故此句的谓语动词要与Every student在数上保持一致,用第三人称单数形式;由定语从句中的is可知,此处用一般现在时。故填is。
解析
解析
第2练
刷单句填空
7.My father often took me to his hospital when I was off school.He showed me how his medical instruments ________ (use).[全国甲2022·改编]
分析句子结构可知,设空处在宾语从句中作谓语,根据语境和空前的动词时态可知,此处讲述过去的事情,应用一般过去时;从句的主语中心词medical instruments为复数,谓语也应用复数形式,且和use之间为被动关系,应用一般过去时的被动语态。
were used
8.The use of those plastics ________ (increase) by 300% since 2019.The world won't survive if this situation continues.[北京2022]
has increased
句意为:自2019年起,那些塑料制品的使用已经增加了300%。根据句中的时间状语since 2019可知,此处用现在完成时。主语The use of those plastics为单数,谓语应用第三人称单数形式。故填has increased。
解析
解析
9.The stone under her feet rolled, and as she__________ (pull) into the river, she called out for help.
第2练
刷单句填空
was being pulled
10.I want to buy that kind of cloth because I have been told that the cloth ________ (wash) well.
washes
句意为:她脚下的石头滚动了,在她即将被拖进河里时,她大声呼救。此处pull的动作是过去正在发生的事,在as引导的时间状语从句中,主语she和pull是被动关系,应用过去进行时的被动语态。
句意为:我想买那种布,因为我被告知那种布很耐洗。此处描述布料的特征,为客观情况,用一般现在时,wash well为固定搭配,表示“耐洗”,为主动形式表示被动含义,故填washes。
解析
解析
体裁:说明文 题材:环境保护
Hidden beneath the ocean waters and often 1________ (call) the “rainforests of the sea”, coral reefs (珊瑚礁) are some of the most diverse ecosystems on Earth, with perhaps one quarter of all ocean species relying on reefs for 2________ (survive).Being home to countless sea 3________ (creature), coral reefs are important ecosystems for coastal people, too.
第2练
刷语法填空
阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
1.called call在此处是非谓语动词作状语,与主语coral reefs之间是逻辑上的被动关系,应用过去分词,故填called。
2.survival 此处应用名词作介词for的宾语,表示“生存”,故填survival。
【语篇导读】本文是一篇说明文。文章介绍了珊瑚礁对海洋生物和沿海人民的重要性,同时指出珊瑚礁正在受到污染、过度捕捞等问题的严重威胁。研究者们正在努力研发超级珊瑚来缓解该问题。
答案及解析
3.creatures creature是可数名词,由空前的countless可知,该空应用名词复数形式,故填creatures。
It is estimated 4________ coral reefs contribute billions of dollars to the world economy annually, 5________ (provide) food, protection for shorelines, and jobs.
Unfortunately, coral species are being 6________ (severe) threatened, many of which7________ (destroy) by pollution, overfishing, and other impacts over the past centuries.Climate change, which results in rising ocean temperatures and ocean acidification (酸化), 8________ (be) the most pressing threat to coral reefs now.High water temperatures cause corals to lose the algae (海藻) that provide them with food, 9________ makes the corals appear white or bleach (变白) and can increase outbreaks of infectious diseases.
第2练
刷语法填空
4.that It is estimated (that)… 意为“据估计……”。coral reefs contribute billions of dollars to the world economy annually是主语从句,从句的成分和意义都完整,应用连接词that,故填that。
5. providing provide在此处应用非谓语形式作状语,其与逻辑主语coral reefs之间是主动关系,应用现在分词形式,故填providing。
6.severely 此处修饰谓语are being threatened,应用副词,故填severely。
7.have been destroyed 设空处是定语从句的谓语动词,由下文的over the past centuries判断此处应用现在完成时, 从句主语which指代先行词coral species,和destroy之间是被动关系,应用现在完成时的被动语态,且主语表复数含义,故填have been destroyed。
8.is 此处是主句谓语动词,主句主语Climate change是单数,此处讲述一般事实,应用一般现在时,故填is。
9.which  makes the corals appear white or bleach… 是非限制性定语从句,修饰前面一整句话,关系词在定语从句中作主语,应用关系代词which,故填which。
A team of researchers are trying to develop super corals at their research centre at the moment.They began by selecting certain coral species that seem to have adapted to the changing ocean conditions better 10________ others.Hopefully, the super corals will not only survive but thrive in the warmer and increasingly acidic oceans.
第2练
刷语法填空
10. than 根据better判断此处表示比较含义,应填介词than,better than… 意为“比……好”,故填than。(共10张PPT)
专题1 时态和被动语态
必修
第三册
第1练
01
1.The 80,000 objects collected by Sir Hans Sloane, for example, ________ (form) the core collection of the British Museum that opened in 1759.[全国新高考Ⅰ2020·改编]
第1练
刷单句填空
在空白处填入括号内单词的正确形式。
formed
句意为:例如,汉斯·斯隆爵士的80,000件藏品组成了1759年开馆的大英博物馆的核心藏品。设空处是谓语动词,根据定语从句中的时间状语in 1759可知,此处叙述过去发生的事,应使用一般过去时。故填formed。
2.It ________ (mean) we have the chance to obtain information about how the moon ________ (construct). [课标全国Ⅰ2020·改编]
means
句意为:它意味着我们有机会获得关于月球是如何构成的信息。第一个设空处是主句的谓语动词,根据宾语从句中的have可知,此处叙述的是现在的情况,应用一般现在时,主语是It,所以谓语使用第三人称单数形式means;第二个设空处是介词后的宾语从句中的谓语动词,且construct与从句主语the moon之间是被动关系,应使用被动语态,再由上下文可知,此处应使用一般现在时,从句主语the moon是单数,故填is constructed。
解析
解析
is constructed 
3.In the last five years, Cao ________ (walk) through 34 countries in six continents, and in 2016, he reached the top of Kilimanjaro.[全国甲2022·改编]
第1练
刷单句填空
句意为:在过去五年里,曹晟康已经步行穿越6个大洲的34个国家,2016年他登上了乞力马扎罗山的山顶。根据时间状语In the last five years并结合语境可知,此处应用现在完成时,主语为Cao,谓语动词要用单数形式。故填has walked。
4.Henry ________ (fix) his car when he heard the screams.[全国新高考Ⅱ2022]
句意为:听到尖叫声时,亨利正在修车。分析句子结构可知,设空处作主句谓语。此处考查be doing sth when… 结构,意为“正在做某事,这时……”,同时该句描述的是过去正在发生的事情,应用过去进行时。故填was fixing。
was fixing
解析
解析
has walked
5.It ________ (build) originally to protect the city in the Tang dynasty and has now been completely restored (修复).[全国甲2021·改编]
第1练
刷单句填空
was built
句意为:它最初是为了保护唐代的这座都城而建造的,现在已经被完全修复了。分析句子结构可知,设空处为谓语,动词build和主语之间是被动关系,应用被动语态;根据句意和in the Tang dynasty可知,此处用一般过去时;主语It为第三人称单数,谓语动词应为单数形式,故填was built。
6.For her excellent work, so far she ________ (choose) as the “model teacher” several times.
has been chosen
句意为:因为她工作优秀,到目前为止她已经数次被选为“模范教师”了。句中缺少谓语动词,根据so far可知,本句应用现在完成时;she和choose之间是被动关系,且主语she是第三人称单数,故填has been chosen。
解析
解析
第1练
刷单句填空
7.You can't help wondering how hard it ________ (be) for the people then to put all those rocks into place.[全国新高考Ⅰ2021·改编]
句意为:你不禁会想,对当时的人们来说,把那些石头放到合适的位置多么困难。分析句子结构可知,从句how hard it for the people then to put all those rocks into place作wondering的宾语,it是从句的形式主语,不定式短语to put all those rocks into place为真正主语,谓语动词应用单数形式;根据then可知,此处陈述过去的事情,应用一般过去时。故填was。
was
8.The authorities commanded that the survivors of the mine accident ________ (send) to the nearest hospital.
be sent
句意为:官方命令,矿难幸存者要被送往最近的医院。当主句谓语动词为一坚持(insist)、二命令(order, command)、三建议(advise, suggest, recommend)、四要求(demand, require, request, ask)时,其后的宾语从句常用虚拟语气,从句的谓语动词用“should+动词原形”,其中should可以省略。survivors与send之间是被动关系,故填be sent。
解析
解析
9.He said on the phone that he ________ (wait) for me at the school gate when I arrived there.
第1练
刷单句填空
would wait/would be waiting
10.The summer holiday ________ (come).My classmates and I ________ (talk) about what to do during the holiday.
is coming
said后的宾语从句中包含主从复合结构,wait是宾语从句中主句的谓语动词,根据said可知,此处是在过去某一时间来看将来的动作或将来正在进行的动作,所以此处应用过去将来时或过去将来进行时。故填would wait/would be waiting。
句意为:暑假快到了。我和我的同班同学们正在讨论假期期间做什么。come为瞬间动词,其现在进行时可以表示按最近的计划或安排要发生的动作,且主语为单数,故第一空填is coming;第二空表示此时此刻正在进行的动作,用现在进行时;主语为My classmates and I,be动词应用are,故第二空填are talking。
解析
解析
are talking
体裁:说明文 题材:介绍说明
[湖北恩施州高中教育联盟2022高二期末]It has been reported that many health benefits are associated 1________ green tea consumption, such as lowering blood cholesterol (胆固醇) levels, cancer prevention, reducing inflammation (消炎), and weight loss.The principles are multiple, 2________ (large) due to a group of bioactive compounds called catechins 3________ (act) as anti-oxidants (抗氧化剂), which are highly concentrated in teas.
第1练
刷语法填空
阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。
1.with 句意为:据报道,饮用绿茶有许多健康益处,如降低血液中的胆固醇水平、预防癌症、消炎和减肥。be associated with… 为固定搭配,意为“和……有关”。故填with。
2.largely 句意为:其原理是多种多样的,很大程度上是因为一组被称为儿茶素的生物活性化合物发挥了抗氧化剂的作用,这种化合物在茶叶中含量很高。设空处在句中作状语,应用副词形式。故填largely。
【语篇导读】本文是一篇说明文。文章主要介绍了新的研究表明,茶叶对身体有很多益处,因为茶叶中含有儿茶素,一种生物活性化合物,发挥了抗氧化剂的作用。
答案及解析
3.acting 句意见上一题解析。本句已有谓语,设空处应用非谓语动词形式;分析句子结构可知,设空处作后置定语,修饰catechins,act与其为逻辑上的主动关系,故用现在分词。act as意为“充当;起……的作用”。
Tea research started from green tea, 4________ is believed to be the most natural tea of all.The research has been extended to all other tea 5________ (category), such as white tea, oolong tea, black tea, and Pu’er tea.
As 6________ result, many tea consumers put extensive effort into searching for teas with the highest level of anti-oxidants.The truth is that the variation of the anti-oxidant levels in different teas 7________ (find) subtle.Lifestyle change and long-term consumption yield far 8________ (many) benefits than selecting tea types with the highest anti-oxidant levels.
第1练
刷语法填空
4.which 句意为:茶的研究始于绿茶,绿茶被认为是所有茶中最天然的茶。设空处引导非限制性定语从句,先行词为green tea,指物,关系词在从句中作主语,所以用关系代词which引导该从句。
5. categories 句意为:研究已扩展到所有其他茶类,如白茶、乌龙茶、红茶和普洱茶。category意为“种类;类别”,为可数名词,根据空前的all other可知,此处应用复数形式,故填categories。
6.a 句意为:因此,许多喝茶的人花费大量精力寻找抗氧化剂含量最高的茶叶。as a result为固定搭配,意为“因此”。故填a。
7.is found 句意为:事实是,不同茶之间的抗氧化剂水平变化被发现是微小的。根据上文的The truth is可知,从句时态为一般现在时;从句主语中心词为the variation,为单数概念,故谓语用第三人称单数形式;从句主语和动词find之间为被动关系,所以用被动语态。故填is found。
8.more 句意为:改变生活方式和长期饮用比选择抗氧化剂水平最高的茶更有益。根据空前的far和空后的than并结合句意可知,此处表示比较含义,应用形容词的比较级。
Tea is a kind of drink in China, with the tradition of medicinal use, long before modern scientists 9________ (discover) and documented its health benefit.Aged white tea was well known and used widely by the locals for treating fever caused by measles (麻疹) 10________ (infect) before the modern antibiotic era.It is now established that white tea is anti-inflammatory.
第1练
刷语法填空
9. discovered 句意为:茶在中国是一种饮品,早在现代科学家发现并记录茶对健康的益处之前,茶就有药用的传统。设空处与documented为before引导的时间状语从句中的并列谓语,根据语境和documented可知,此处表示动作发生在过去,应用一般过去时。故填discovered。
10.infection 句意为:在现代抗生素时代之前,陈年白茶就为人们所熟知并被当地人广泛用于治疗麻疹感染引起的发烧。measles 在介词by后作宾语,此处表示“麻疹感染”,应用名词形式。故填infection。