UNIT 2 Assessing Your Progress（ppt课件）-2022新人教版（2019）《高中英语》必修第二册.pptx

1、 Use the useful words and expressions in this unit in proper situations.Use present continuous passive voice correctly to express your ideas.Use the verbs with right tense when express your ideas of what is happening now.Do you know this logo?The World Wide Fund for Nature(WWF)is an international no

2、n-government organization working on issues about the conservation,research and restoration of the environment.It is the worlds largest independent conservation organization with over 5 million supporters worldwide,working in more than 90 countries,supporting around 1300 conservation and environment

3、al projects around the world.Background knowledgenUse key words and their phrases in proper situationComplete the phrases and use them to finish the passage.about for of out to upadapt _ die _ be concerned _search _ put _ be aware _toout/ofaboutforup/outofnYou should first read through the whole pas

4、sage to get the main idea of it.nDecide the phrase that each blank needs.nPay attention to the tense and voice that the verb should use.The World Wild Fund for Nature(WWF)_ the many species of plants and animals that _ around the world.The WWF wants more people to _ the problem,so they will stop hur

5、ting wildlife and _ solutions.Very few people in modern society actually intend to harm animals.Most people do not realise that many animal species cannot _ the changes brought about by modern civilisation.Its for this reason that the WWF constantly _ information to stir up public interest in the we

6、lfare of the planet.is concerned aboutare dying out be aware ofsearch foradapt toputs outWhat does the WWF do to protect wildlife?nUse present continuous passive voice in the proper situationBackground knowledgewolverine(貂熊貂熊)Background knowledgeThe wolverine is a powerful animal that looks like a s

7、mall bear but is actually the largest member of the weasel(鼬鼬)family.They need a lot of room to wander around so they usually live in the northern altitude of Europe,Asia and North America.They eat plants and berries as well as meat.Wolverines fur that once made them a target in North America.Now th

8、e animals are protected in many areas.nYou should first read through the whole passage to get the main idea of it.nDecide the tense that each verb should use.nDecide whether it should use passive voice by analyzing the meaning.It may seem that protecting wildlife is something far from the life of a

9、high school student,but in fact,a lot _(do)by young people around the world.In Washington State,USA,wolverines(貂熊貂熊)_(study)by scientists in an effort to learn how to preserve the population.However,during the winter,its difficult to attract the animals to cameras hidden in snowy forests.Read and co

10、mplete the passage with the present continuous passive voice of the verbs in brackets.is being doneare being studiedA group of students heard about the problem and created a special device which _(test)deep in a snowy forest now.Their invention _(use)to send out a certain smell near the cameras.The

11、shy animals are attracted by the smell and coming around the cameras.They _(observe)by a conservation researcher.is being testedis being usedare being observedWhat do you think of the invention?nUse words and expressions in this unit1.wolverines are being studied by scientists in an effort to learn

12、how to preserve the population.preserve vt.to save something or someone from being harmed or destroyed 维护；保护维护；保护 to make something continue without changing 保持；维持保持；维持【归纳归纳】n.v.保护区；专门领域保护区；专门领域preserver n.保护人保护人;维护者维护者;保存者保存者preservation n.保护；维护；保存；保留保护；维护；保存；保留preservative adj.(用来用来)保护的；保存的保护的；保存的

13、 n.保护剂；防腐剂保护剂；防腐剂preserve.from.保护保护免于免于拓展拓展preserveeg We must encourage the planting of new trees and preserve our woodlands.He tried to preserve a normal family life in difficult conditions.【语境应用语境应用】补全句子。补全句子。1)You can _(用用 糖保存水果糖保存水果).2)Football _(再再 也不是男人的专利了也不是男人的专利了).3)They spent a lot of mone

14、y to _(维护这座维护这座古城堡古城堡).4)We should take measures to _ (保护环境免受污染保护环境免受污染).preserve fruit in sugar is no longer the preserve of men preserve the old castle preserve the environment from pollution preserve 指指“防护；保存防护；保存以免被分解或以免被分解或腐烂腐烂”。defend“保卫；防御保卫；防御”，应用范围较广，对，应用范围较广，对象可具体、可抽象。象可具体、可抽象。guard指指“注意观察

15、；戒备；以免受到可注意观察；戒备；以免受到可能的攻击或伤害能的攻击或伤害”。protect指指“保护保护以免遭危险或受伤以免遭危险或受伤害害”。preserve,defend,guard,protect【语境应用语境应用】选用以上四个词的适当形式填选用以上四个词的适当形式填空。空。1)We should try our best to _ the temple,which dates back to more than 1,000 years ago.2)We are always ready to _ our country against invaders.3)You can _ meat

16、 or fish in salt.preserve defendpreserve certain adj.confident and sure,without any doubts 肯定的肯定的 if something is certain,it will happen or is true 必然的；确实的必然的；确实的 used to talk about a particular person,thing etc without naming them or describing them exactly 某个；某些某个；某些2.The invention is being used t

17、o send out a certain smell near the cameras.be certain of/about 对对确定确定/有把握有把握be certain that 肯定肯定make certain that 核实；确保核实；确保for certain 确定；无疑确定；无疑eg I am certain that I can pass the exam.I am not certain about the time when it began.We need to make certain that its going to fit at first.I know for

18、certain that the book is in the room.【语境应用语境应用】完成句子完成句子。1)他肯定会同意。他肯定会同意。He is _.2)我肯定她看见我了。我肯定她看见我了。Im _.3)你得快点出发，好确保准时到达那里。你得快点出发，好确保准时到达那里。Youll have to leave soon _ getting there on time.certain to agreecertain that she saw me to make certain of4)因为某种原因，我不能出席这次会议。因为某种原因，我不能出席这次会议。_ I will be unab

19、le to attend the meeting.5)某些在场的人不愿意进一步讨论这个问题。某些在场的人不愿意进一步讨论这个问题。_ those present were unwilling to discuss the matter further.For certain reasons Certain ofintend vt.If you intend to do something,you have decided or planned to do something.想要，打算想要，打算 If something is intended for a particular purpose

20、,it has been planned to fulfill that purpose.If something is intended for a particular person,it has been planned to be used by that person or to affect them in some way.准备，预留准备，预留(某用途或给某人用某用途或给某人用)3.Very few people in modern society actually intend to harm animals.【归纳归纳】intend 用法用法拓展拓展be intended f

21、or sb./sth.是是为某人为某人/某物而某物而设计设计的的 have no intention of doing sth.无意无意做某事做某事;不打算做某事不打算做某事intention n.意图意图,目的目的;打算打算intend sb.to do sth.打算打算让某人做某事让某人做某事intend that 打算打算intend to do/doing sth.打算做某事打算做某事eg What do you intend to do when you get to the place?The money is intended for the development of the

22、 tourist industry.【语境应用语境应用】单句单句填空。填空。1)The university is known for its language and culture courses _(intend)for international students.(2018 北京北京)2)I have no _(intend)of retiring just yet.汉译英。汉译英。3)我打算在那儿过夜我打算在那儿过夜。intendedintentionI intend to spend the night there.4.It is for this reason that the

23、 WWF constantly to puts out information to stir up public interest in the welfare of the planet.It is (被强调部分被强调部分)that 强调强调句式句式使用强调句时，应注意以下几个方面：使用强调句时，应注意以下几个方面：在强调句中在强调句中,如果被强调的部分如果被强调的部分指人指人,连词连词用用who或或that,其余的用其余的用that。e.g.It was my sister who/that first had the idea to cycle along the entire Mek

24、ong River.It is not how much you read but what you read that counts.强调句的一般疑问句形式是强调句的一般疑问句形式是:Is/Was it.that/who.?强调句的特殊疑问句形式是强调句的特殊疑问句形式是:疑问词疑问词+is/was+it+that/who.?e.g.Was it on that farm that the police finally found the abandoned truck?When was it that your father began to work in this company?no

25、t until引导的时间状语从句用在强调句中引导的时间状语从句用在强调句中的结构是的结构是:It is/was not until.that.。e.g.It was not until yesterday that I knew Tom had resigned.【语境应用语境应用】单句填空。单句填空。1)It is I_ am invited to attend the opening ceremony of the meeting tomorrow.是我被邀请出席明天会议的开幕式。是我被邀请出席明天会议的开幕式。句型句型转换。转换。2)He didnt attend the meeting

26、 because he was ill.(强调原因状语从句强调原因状语从句)_ he didnt attend the meeting.who/that It was because he was ill that 3)I didnt realize that she was a famous film star until she took off her dark glasses.(强强 调调not until)_ she took off her dark glasses that I realized she was a famous film star.4)What prevente

27、d him from coming in time？(强调强调what)_ prevented him from coming in time?It was not until What was it that 5.it is difficult to attract animals to cameras hidden in snowy forests.hidden in snowy forests 过去过去分词作定语分词作定语修饰修饰cameras。cameras与与hide之间为被动关系，之间为被动关系，使用过去分词作定语。使用过去分词作定语。eg The words written on

28、 the book were not clear.Dogs carved on the stone are created by the old man.Create a situation to use as many words and expressions of this unit as possible.preserve certain intend 强调句式强调句式 过去分词作定语修饰名词过去分词作定语修饰名词This morning we went to see a movie which is intended for the teenagers.The movie tells

29、 a story about a boy who helps to preserve the Tibetan antelopes.I am angry to see that the Tibetan antelope is being illegally hunted.Its certain that we teenagers should do our best to help the endangered animals.Create scenes by using key words and expressions of this unit.habitat attack aware reduce remove recover remind observe average adopt rescue adapt make out due to in harmony with be concerned aboutFinish the Reflecting.