(2021新人教版)高中英语必修第三册Unit 4 Space Exploration Section C Discovering Useful Structuresppt课件.pptx
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1、高中英语 必修第三册 UNIT 4 SPACE EXPLORATION UNIT 4 SPACE EXPLORATION Section C Discovering Useful Structures 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 题组练领悟方法 核心词汇 教材原句教材原句p.42 First of all,you must be intelligent enough to get a related college degree. 首先首先,你必须足够,你必须足够聪明以聪明以得到一个相关的大学文凭。得到一个相关的大学文凭。 1 first of al
2、l 首先,第一(用来列举事物或突出重要性) First of all,you should know what profession suits you.首先,你该知道什么职业适合你。 【归纳归纳拓展拓展】 come first 首先;名列第一;首先要考虑的 first and foremost 首先;首要的是 first and last 从各方面看;完全地 from the(very)first 从一开始 from first to last 从头至尾;自始至终 at first 起初;起先 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 单句语法填空单句语法填空
3、(1)First all,you should improve your spoken English. (2) First last,it is important to know oneself. 完成句子完成句子 (3) (首要的是),you must tell me the truth. (4) She (名列第一) in the final examination for the course. (5) My parents didnt understand what I meant(起初). After knowing it,they both supported me. of a
4、nd First of all came first at first 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 教材原句教材原句p.42 In space,astronauts collect all dirty water so as to recycle it for later use. 在太空中,宇航员收集在太空中,宇航员收集所有的所有的污水,以便回收它供以后使用。污水,以便回收它供以后使用。 2 so as to(do sth.)为了,以便(表示目的) The test questions are kept secret so as to preven
5、t cheating.考试题目保密以防作弊。 【学学法点拨法点拨】 动词不定式的一个主要作用是在句中作目的状语。in order to 或so as to 则使目的更加明确。 (1)so as to 一般不放在句首,否定形式是so as not to。 (2)in order to 可以放在句首或句中,否定形式是in order not to。 In order to attract her attention,he shouted loudly on purpose. Unexpectedly,she deliberately ignored him. 为了引起她的注意,他故意大声喊叫。出乎
6、意料的是,她有意不理他。 【归纳归纳拓展拓展】 so that,in order that 意为“为了,目的是”,引导目的状语从句。 The teacher explained it again so that we could understand the passage. 为了使我们明白那段文章,老师又把它讲了一遍。 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 完成句子完成句子 (1) (为了找到)the missing child,the villagers have been doing all they can over the past five hou
7、rs. (2) He worked extra hours (为了完成)the task ahead of time. (3) (为了不被打扰),he spent three hours locked in his study. 句型转换句型转换 (4) Robert got up early this morning so that he could catch the first bus. Robert got up early this morning the first bus. In order to find in order to finish/so as to finish I
8、n order not to be disturbed in order to catch/so as to catch 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 3 recycle v. 回收利用;再利用 recycle the waste material 回收废物recycle the paper/glass 回收纸 / 玻璃 recycle the garbage 循环利用垃圾recycled materials 回收的材料 The ecological system can recycle by itself. 生态系统本身就可以循环。 【词语词语积累积
9、累】 (1)recycling n. 回收利用 (2)re- 可以作动词前缀,表示“又,再,重新”。 cycle n. 循环;周期 recycle v. 回收利用;再利用 place v. 放;置 replace v. 取代;把放回原处 move v. 移动 remove v. 移开;挪走 use v. 使用 reuse v. 再利用 build v. 建;建造 rebuild v. 重建 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 单句语法填空单句语法填空 (1) The glass from bottles can (recycle). (2)(recycle)
10、 of rubbish costs money and requires special equipment. (3) The coach decided to (place)the player No. 8 with No. 3. 完成句子完成句子 (4)We should try to ( 回收利用所有的废纸). be recycled Recycling replace recycle all the waste paper 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 教材原句教材原句 p.42 Astronauts bones and muscles can
11、 get very weak in space due to the lack of gravity. 由于缺乏由于缺乏重力,宇航员们的骨头和肌肉在太空会变得很虚弱重力,宇航员们的骨头和肌肉在太空会变得很虚弱 4 lack n. & vt. (1)n. 缺乏;短缺 the lack of. 缺乏 搭配搭配a lack of 缺少 for/because of/through lack of 因为缺乏 The lack of a good education may prevent you from seeking a good job. 缺乏良好的教育可能使你找不到好工作。 Stress an
12、d tiredness often result in a lack of concentration.紧张和疲劳常使人精神不集中。 She cant go to the party for lack of a proper dress.因为没有合适的连衣裙,她不能去参加聚会。 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION (2)vt. 没有;缺乏 We never lack food and clothing if were willing to work. 我们如果愿意工作,就决不会缺吃少穿。 【误区误区警示警示】 ( 1)lack 作动词时,是及物动词,其后直接
13、接宾语;lack 作名词时,其后接介词of。 ( 2)lacking是形容词,表示“没有,缺乏,不足”,构成搭配:be lacking in. 缺乏 None of his plans ever comes through because he is lacking in determination. 他的计划一个都没成功,因为他没有决心。 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 单句语法填空单句语法填空 (1)The headmaster said that lack of money was a great challenge. (2) This eveni
14、ng newspaper is (lack)in analytical articles. (3) My father looks quite tired lack of sleep. (4)A diet lacking nutritional value will not keep a person healthy. 完成句子完成句子 (5)We are poor,but we (志不穷). (6) Health problems are closely connected with bad eating habits and _ (缺乏锻炼). (7) Although Peter (缺乏
15、经验),the manager asked him to take charge of the project. a lacking for/through in are not lacking in spirit a lack of exercise lacked experience 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 教材原句教材原句p.42 .everything would oat o otherwise. 否则所有东西都会飘走。否则所有东西都会飘走。 5 otherwise adv. 否则;要不然;用别的方法;在其他方面;除此之外 搭配搭配:or
16、 otherwise 或其他情况,或相反 Seize the chance;otherwise youll regret it. 抓住这个机会,否则你会后悔的。 The soup was cold,but it was an otherwise excellent meal.除了汤是凉的以外,那顿饭菜是很好的。 Well go there somehow,by boat or otherwise. 我们总要设法去那里,乘船也好,用其他办法也好。 【学学法点拨法点拨】 (1)otherwise 通常用于“祈使句+ otherwise + 陈述句”句型,意为“否则”,相当于or。 Study ha
17、rd next term,otherwise you will fall behind others.下学期努力学习,否则你会落后于其他 人。 ( 2)otherwise 作句子副词时,还常用于引起含蓄型虚拟语气句,表示如果某事没有发生, 就会发生另一件事,该句谓语部分多用“ would/could have done”。 Bob helped me. Otherwise,I wouldnt have finished the task on time. 鲍勃帮助了我。否则我不可能按时完成任务。 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 写出下列句中写出下列句中o
18、therwise 的含义的含义 (1) Thanks for your directions to the house;we wouldnt have found it otherwise. _ (2) He is rich,but otherwise an unhappy man. _ 单句单句语法填空语法填空 (3)Warm up with some exercise before you swim. ,you might hurt yourself. (4)We lost our way in that small village. Otherwise we (visit)more to
19、urist destinations yesterday. 完成句子完成句子 (5) She is not very clever,but (在其他方面她是个好姑娘). 否则否则 在其他方面 Otherwise would/could have visited otherwise shes a nice girl 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 教材原句教材原句p.42 During a spacewalk,astronauts have to move slowly so that they can keep their bodies under co
20、ntrol. 在在太空行走中,宇航员不得不慢慢地移动以便太空行走中,宇航员不得不慢慢地移动以便他们他们能控制自己的身体。能控制自己的身体。 6 under control 在的控制下反义短语:beyond control失去控制 He was in a dilemma and found it hard to get this under control.他进退两难,发现很难控制住局面。 【学学法点拨法点拨】 in control of 掌管;控制 in/under the control of 在的控制下 take/gain/get control of 控制 lose control of
21、 失去对的控制 get/bring sth. under control 控制某事/ 某物 【归纳归纳拓展拓展】 “under+ 抽象名词”结构表被动意义: under discussion 在讨论中 under guarantee 在保质期内under construction 在建设中 under repair 在修理中under consideration 在考虑中 under examination 在检查中 under attack 遭受攻击 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 单句语法填空单句语法填空 (1) You must get your
22、spending control. (2)This is a disaster human control. (3) They were complete control of the situation. 完成句子完成句子 (4) Even though the fire is ( 得到了控制),it is still burning. (5) You should learn to ( 控制) your temper. 同义句转换同义句转换 (6) At this moment,the problem is being discussed. At this moment,the probl
23、em is . under beyond in under control take control of under discussion 高中英语 必修第三册 UNIT 4 SPACE EXPLORATION 教材原句教材原句p.42 Sending people to other planets or even beyond the solar system. 将将人类送往其他行星甚至太阳系人类送往其他行星甚至太阳系之外之外 7 beyond prep. 在更远处;超出 The house is beyond the bridge. 房子在桥那边。 The sight there was
24、 beautiful beyond description. 那儿的风景美得无法形容。 【归纳归纳拓展拓展】 beyond control 失去控制 beyond the reach of 鞭长莫及 beyond repair 无法修理 beyond doubt 无疑地;确实 beyond belief 难以置信 beyond recognition 认不出来 beyond description 难以描述 beyond measure 难以衡量 beyond sb. 对某人来说难以理解;对某人来说很难处理 beyond ones power 超出某人的权力 高中英语 必修第三册 UNIT 4
25、 SPACE EXPLORATION 完成句子完成句子 (1)Your shoes are worn out and they are (无法修理). (2)Martin lives in New York,(不在的控制范围内) his parents. (3)Lang Ping is ( 无疑)an excellent coach in volleyball. (4)I find his behaviour (难以置信). (5)The beauty of the sunrise is (难以描述). beyond repair beyond the reach of beyond doub
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