选修八 Unit5单词讲解ppt
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选修8-unit5-重点单词和短语PPT演示课件
他还活着)，how old would he be now? （2）Let us assume (我们假定) for a moment
that the plan succeeds. （3）His actions were based on a false
assumption (一个错误的设想).
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4. regardless of 不管；不顾；不注意
① regardless : adv.
We objected to the plan , but they carried it out
regardless .
② I shall go regardless of the weather.
He is regardless of his appearance.
She was very sad.
A．Somewhat
B．Somehow
C．Anyhow
D．Anyway
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7. fed up with 受够了；厌烦
I’m fed up with waiting for her. You look fed up. What’s the matter?
I am fed up with his being as vain as a peacock.
before hearing the evidence against him.
＝You _a_s_s_u_m__e_t_h_a_t_ he is innocent before hearing
the evidence against him. 在听到对他不利的证言前，你假定他是无罪的。
•10
即学即用 （1）Assuming that he’s still alive (假定
that the plan succeeds. （3）His actions were based on a false
assumption (一个错误的设想).
•11
4. regardless of 不管；不顾；不注意
① regardless : adv.
We objected to the plan , but they carried it out
regardless .
② I shall go regardless of the weather.
He is regardless of his appearance.
She was very sad.
A．Somewhat
B．Somehow
C．Anyhow
D．Anyway
•20
7. fed up with 受够了；厌烦
I’m fed up with waiting for her. You look fed up. What’s the matter?
I am fed up with his being as vain as a peacock.
before hearing the evidence against him.
＝You _a_s_s_u_m__e_t_h_a_t_ he is innocent before hearing
the evidence against him. 在听到对他不利的证言前，你假定他是无罪的。
•10
即学即用 （1）Assuming that he’s still alive (假定
人教版高中英语选修8 unit5-单词(共26张PPT)
botanical adj. 植物学的
botanist n. 植物学家
analyze v.分析
Analysis n. 分析
analyses n. 分析
Tongue twister
➢ She sells seashells on the seashore. The seashells she sells are seashore seashells.
Unit 5 Meeting your ancestors
------words and expressions
identify vt. 确认, 识别, 鉴别
1) identify sb/sth (as sb/ sth) 确认是… e.g. She was able to identify her attacker.
agreement to meet on Friday.
To we
get an _ac_c_u_r_a_te_ member, must measure a_c_c_u_r_at_e_ly_.
➢
There is an acute shortage of water. (严重的)
interrupt vt. & vi. 打断…讲话；暂时中断或中止
look down (on/upon sth.) 轻视 look up and down 上下打量
look after 照顾，照料
amply
adv. 充足地
His efforts has been amply
rewarded.
2 messy adj. 凌乱的
2 chaotic adj. 混乱的
2 mess n. 杂乱（可数名词）
➢ What a mess! ➢ My room is a real mess
人教课标版高中英语选修8Unit5 vocabulary (共27张PPT)
(2) to pretend 装作
She assumed a look of surprise. 她装出一副吃惊的样子。
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3. regardless of 不管; 不顾
regardless of the cold 不顾寒冷 He climbed the building, regardless of the danger. 不管有多危险, 他还是爬上了大厦。 We will persevere regardless of past failures. 尽管以前我们失败过, 但仍要坚持下去。
to (cause to) become ripe vt. & vi. 使……成熟；成熟 ripen
an animal, especially a large or wild one
n. 野兽
beast
the empty shell of a small sea creature, often
one found lying on the beach
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a machine or tool for making things such
as pencils or knives sharper
n. 磨具；削具 sharpener
despite; not being affected by sth.
adv. 不管；不顾 regardless
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2. assume vt.
(1) to think that something is true although you have no proof of it 假定; 设想 The scientists assume that there are no animals on the moon. 科学家设想月球上没有动物。
人教版选修八Unit 5词汇教学课件(共36张PPT)
【Group 4 形容词&副词】 ① tentative adj. 试探性的；不确定的 a tentative study 一项尝试性的研究 ② acute adj. 有观察力的;敏锐的;严重的;深刻的 an acute sense of smell 嗅觉灵敏 ③ ample adj. 足够的；充足的；富裕的 ampleaecvuidteenpcneeu—m—oanmiap急ly性a肺d炎v. ④ messy adj. 凌乱的；脏的 mess n. in a mess v. mess up 弄乱 ⑤ primitive adj. 原始的；远古的；简陋的 primitive society 原始社会 ⑥ somehow adv. 以……方式；不知怎么地 ⑦ systematic adj. 有系统的；有计划的；有条理的systematically ——system ⑧ radioactive adj. 放射性的；有辐射能的——radioactivity n. 放射性 ⑨ dizzy adj. 晕眩的；昏乱的；使人发晕或困惑的 ⑩ gay adj. 快乐的；欢快的——gaily adv. 快乐地；轻松地 ⑪ skilful adj. 有技巧的；熟练的(<.美>skillful) be skillful at sth 擅长于......
2.__G_i_v_e_n___/ _C_o_n_s_i_d_e_ri_n_g_ that the weather was uncertain, we decided not to go picnic.
regardless of 不管；不顾
联想 regardless of in spite of despite
that 从句
4 given 5 considering
人教课标版高中英语选修8Unit5语言点课件 (共21张PPT)
• ②我一直在等我父母的来信。 I __h_a_v_e__b_e_e_n_w__a_it_in__g_f_o_r__a letter from my parents.
• ③雨已经下了三个小时了。
I_t _h_a_s_b__e_e_n_r_a_in_i_n_g__fo_r__th_r_e_e_h__o_u_rs_.
知识探究
• 1. alternative (n.)替换物，可能的选择 (adj.)供选择的，其他的
• [即学即练]①有几种方案可以代替我们的计 划。
• T_h_e_r_e__a_re__s_o_m_e__a_lt_e_r_n_a_ti_v_e_s_to our plan. • ②他别无选择，只好一个人去那儿。
• [归纳] 现在完成进行时: have been doing (表示一个由过去某一时间开始一直延续到 现在的动作，这动作有可能刚刚结束，也 可能还要进行下去。)它通常和“for+时间 段”或“since+时间点”连用。
• [即学即练]
• ①我已经找了三天我的英语书, 但还没找到
• I h_a_v_e__b_e_e_n__lo_o_k_i_n_g__fo_r_ my English bookf_o_r_t_h_re_e__d_a_y_s__ , but I haven’t found it yet.
• 6. We have been excavating layers of ash almost six metres thick, which suggests that they might have kept the fire burning all winter. 我们一直在挖掘一层层的积灰，几乎有 六米厚，这说明他们可能整个冬季都在烧火。
选修8unit5单词课件
Ø She sells seashells on the seashore. The seashells she sells are seashore seashells.
➢ There is no need to light a night light on a light night like tonight.
不顾… 无论…
Ø regardless of, 可以加Whether和if从句
Ø in spite of和 despite 后面不能直接跟从句,只能跟名词或名词短语，
但可以跟 the fact that...
Ø They continued to work regardless of the fact that it was raining. 拓展 as regards
identify vt. 确认, 识别, 鉴别
• identify sb/sth (as sb/ sth) 确认是… e.g. She was able to identify her attacker.
She identified the man as her attacker.
2) identify A with B 认为某事物与另一事物等同 e.g. One can’t identify happiness with wealth.
agreement to meet on Friday.
To we
get an _ac_c_u_r_a_te_ member, must measure a_c_c_u_r_at_e_ly_.
➢
There is an acute shortage of water. (严重的)
•选修8unit5单词
➢ My room is a real mess
➢ There is no need to light a night light on a light night like tonight.
不顾… 无论…
Ø regardless of, 可以加Whether和if从句
Ø in spite of和 despite 后面不能直接跟从句,只能跟名词或名词短语，
但可以跟 the fact that...
Ø They continued to work regardless of the fact that it was raining. 拓展 as regards
identify vt. 确认, 识别, 鉴别
• identify sb/sth (as sb/ sth) 确认是… e.g. She was able to identify her attacker.
She identified the man as her attacker.
2) identify A with B 认为某事物与另一事物等同 e.g. One can’t identify happiness with wealth.
agreement to meet on Friday.
To we
get an _ac_c_u_r_a_te_ member, must measure a_c_c_u_r_at_e_ly_.
➢
There is an acute shortage of water. (严重的)
•选修8unit5单词
➢ My room is a real mess
新人教版选修八_Unit_5_Meeting_your_ancestors-Language_points[课件]
![新人教版选修八_Unit_5_Meeting_your_ancestors-Language_points[课件]](https://img.taocdn.com/s3/m/480dab5f3c1ec5da50e27014.png)
alternative ① You have an__________ : Leave with your money, or stay to help me . choice ② The store offers a wide ________of fruits and vegetables. selection ③ Parents should be careful in their ________ of the movies their young children see.
The goal is to make higher education available to everyone who is willing and capable D his financial situation. A. with reference to B. owing to C. in terms of D. regardless of
3. interrupt vt.打断…讲话；暂时中断或中止
①The war interrupted the trade between the two countries. ②Sorry to interrupt you, but I have something to say.
interrupt (1)Don’t_____________ me while I’m busy. 我正忙着，不要打搅我。 was interrupted by (2)Traffic in the city __________________ a snowstorm.市内交I’m sorry to ____________ you, but could you tell me the way to the hospital? 对不起，打扰了，你能告诉我去医院怎么走 吗？
人教新课标高中选修8Unit5单词讲解完整ppt课件
of
A
完整版PPT课件
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5. cut up 切碎，剁碎； 使伤心，使难受
（1）我们把鸡剁成块煮汤吧。 （2）当他朋友拒绝帮助他的时候，
他真的很难过。 （3）他建议我们减少我们的日常开
支。
完整版PPT课件
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归纳拓展
cut…in half ＝ cut…into halves 把……切成两半 cut up sth.＝cut sth. into pieces把东西切/剁成
I am afraid I _____ _____ ______ ______ ______ stay at home. ②我没有别的办法，只好向警方告发了他。
I_____ ______ ______ ______ ______ report him to the police. 答案：①have no alternative but to ②had no alternative but to
6. _a_m__p_le_ adj. 足够的；充足的；富裕的 → ______ adj.(同义词)
完整版PPT课件
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7. _a_n_a_ly_si_s_ n.分析→a_n_a_l_y_z_e_ vt.分析
significant
8si.gn__if_ic_a_n_c_en.意义；意思；重要性；重要意义 → _______ adj.有重
over something important. (2) His speech was constantly __________
by applause.
(1) disturb (2) interrupted
完整版PPT课件
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• (3)We have to________you ， because your speech has gone beyond the time limit.
选修8unit5(课堂PPT)
【巧应用】 不论他是对还是错，我们 必须遵守他的决定。
________ ________ ________ ________ ________ ________ ________ ________，we have to follow his decisions.
答案：Regardless of whether he is right or wrong
名师一线讲坛
词语细解
点对点
1. alternative adj. 供选择的；其他的 n．可能的选择；选择对象
(1)alternative energy替代能源
(2)ahnavaeltneornaaltteivrenatoti.v..e…b…ut的to替do代s品th.别无选择只好做…… There is no alternative...别无选择
4． interrupt vt.& vi.打断……讲话；打 岔；暂时中断或中止→interruption n.
5．acute adj.有观察力的；敏锐的；严 重的；深刻的
考纲知识预览
6． assume vt.假定；设想→ assumption n.
7． regardless adv.不管；不顾 8． sharpen vi.& vt.(使)锋利；尖锐； 清晰→ sharpener n．磨具；削具 9． messy adj.凌乱的；脏的 10． significance n．意义；意思；重要 性；重要意义→ significant adj. 11． somehow adv.以……方式，不知 怎么地
【精提取】 lie in wait for sb.隐蔽静 候以出其不意。
【巧应用】 警察为了捕获嫌疑人隐蔽 埋伏了好几天。
The police________ ________ ________ ________ ________ ________ ________ ________the suspected man.
________ ________ ________ ________ ________ ________ ________ ________，we have to follow his decisions.
答案：Regardless of whether he is right or wrong
名师一线讲坛
词语细解
点对点
1. alternative adj. 供选择的；其他的 n．可能的选择；选择对象
(1)alternative energy替代能源
(2)ahnavaeltneornaaltteivrenatoti.v..e…b…ut的to替do代s品th.别无选择只好做…… There is no alternative...别无选择
4． interrupt vt.& vi.打断……讲话；打 岔；暂时中断或中止→interruption n.
5．acute adj.有观察力的；敏锐的；严 重的；深刻的
考纲知识预览
6． assume vt.假定；设想→ assumption n.
7． regardless adv.不管；不顾 8． sharpen vi.& vt.(使)锋利；尖锐； 清晰→ sharpener n．磨具；削具 9． messy adj.凌乱的；脏的 10． significance n．意义；意思；重要 性；重要意义→ significant adj. 11． somehow adv.以……方式，不知 怎么地
【精提取】 lie in wait for sb.隐蔽静 候以出其不意。
【巧应用】 警察为了捕获嫌疑人隐蔽 埋伏了好几天。
The police________ ________ ________ ________ ________ ________ ________ ________the suspected man.
选修8 unit5 单词ppt课件
(2) It is assumed that ...被认为
It is generally assumed that stress is caused by too much work.
链接 assumption
ü Make an assumption ü On the assumption that…
辨析
interrupt 强调“打断，使……不能继续”。
disturb
强调“打扰，打搅”有“使……心烦，使 ……不安”之意。
.
assume vt. 假定，设想；承担
假定，设想 I had assumed him to be a professor.
(1) assume 承担
I assumed the responsibility.
➢an alternative to …的替代品
e.g. There are some alternatives to our plan.
.
alternative n.可能的选择；adj. 供选择的
别无选择只好做… Ø I have no alternative but to fight.
Ø There is no alternative but to fight.
不顾… 无论…
Ø regardless of, 可以加Whether和if从句
Ø in spite of和 despite 后面不能直接跟从句,只能跟名词或名词短语，
但可以跟 the fact that...
Ø They continued to work regardless of the fact that it was raining. 拓展 as regards
人教版高考必考单词串讲选修八Unit5(共78张PPT)
al_te__r_n_a_t_i_ve road.
2.You can be paid in cash weekly or by
alternatives
cheque monthly; those are the two ________.
3. I can meet you at eight o’clocaklt;e_r_n_a_t_i_v_e_ly
2. alternative n.可供选择的事物a thing that one can choose；adj.可供替代的that can be used instead of；非传统的，另类的
(1) have no alternative/choice but to do sth. 别无选择只好做某事
(2)同义句改写
We can not choose but take immediate action to stop pollution.(用 there 和 alternative 改写句子)
There is no alternative for us but to take immediate action to stop pollution.
5． arrest
6． dizzy
7． 8．
relief division
(vt.) 逮捕，吸引 (adj.) 眩晕的
(n.) 减轻，消除 (n.) 划分，分界
线
skilful systematic
9． 10．
(adj.) 熟练的 (adj.) 系统的
1．___r_a_d_io_a_c_t_iv_e___adj.放射性的；有辐射的
skilful adj. was interrupted alternatives
2.You can be paid in cash weekly or by
alternatives
cheque monthly; those are the two ________.
3. I can meet you at eight o’clocaklt;e_r_n_a_t_i_v_e_ly
2. alternative n.可供选择的事物a thing that one can choose；adj.可供替代的that can be used instead of；非传统的，另类的
(1) have no alternative/choice but to do sth. 别无选择只好做某事
(2)同义句改写
We can not choose but take immediate action to stop pollution.(用 there 和 alternative 改写句子)
There is no alternative for us but to take immediate action to stop pollution.
5． arrest
6． dizzy
7． 8．
relief division
(vt.) 逮捕，吸引 (adj.) 眩晕的
(n.) 减轻，消除 (n.) 划分，分界
线
skilful systematic
9． 10．
(adj.) 熟练的 (adj.) 系统的
1．___r_a_d_io_a_c_t_iv_e___adj.放射性的；有辐射的
skilful adj. was interrupted alternatives
人教课标版高中英语选修8Unit5 Using Language 教学ppt课件(25张)
4.What was Lala‘s attitude She had almost reached her destination when a delicious smell arrested her progress and she stopped.
Where does the danger come from？ 只有当你意识到英语的重要性时，你才能把英语学好。 Where does the danger come from？
Expressions preview
look ahead 向前看； 为将来打算
date back 追溯到…..
What are they doing ?
excavate
collect
identify and analyze
What objects are used by the primitive people?
5. Where does the danger
come from？
1.Which jobs did Dahu do? To make tools, to catch fish, to cut up the meat, to scrape.
the fish, to welcome the guests 2. Which jobs did Lala do
我要是网球能像李娜那样好就好了。 我要是网球能像李娜那样好就好了。
2. Which jobs did Lala do？ Some pictures of Beijing people's life
radioactive 要是他能给我回信就好了！ Where does the danger come from？
Women's tasks 1.Collecting nuts,___fr_u_i_t___ and water 2.Cutting up__m__ea_t__a_n_d_f_i_sh__ for cooking 3.Preparing s_k_i_n_s_t_o_m__a_k_e_clothes 4.Preparing __fo_o_d______ 5.Looking after_c_h_i_ld_r_e_n______
Where does the danger come from？ 只有当你意识到英语的重要性时，你才能把英语学好。 Where does the danger come from？
Expressions preview
look ahead 向前看； 为将来打算
date back 追溯到…..
What are they doing ?
excavate
collect
identify and analyze
What objects are used by the primitive people?
5. Where does the danger
come from？
1.Which jobs did Dahu do? To make tools, to catch fish, to cut up the meat, to scrape.
the fish, to welcome the guests 2. Which jobs did Lala do
我要是网球能像李娜那样好就好了。 我要是网球能像李娜那样好就好了。
2. Which jobs did Lala do？ Some pictures of Beijing people's life
radioactive 要是他能给我回信就好了！ Where does the danger come from？
Women's tasks 1.Collecting nuts,___fr_u_i_t___ and water 2.Cutting up__m__ea_t__a_n_d_f_i_sh__ for cooking 3.Preparing s_k_i_n_s_t_o_m__a_k_e_clothes 4.Preparing __fo_o_d______ 5.Looking after_c_h_i_ld_r_e_n______
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• regardless [ri'ɡɑ:dlis, ri:-] adj. 不管；不顾；不注意 regardlessness n. 不重视，不顾一切 regardlessly [ri'ga:dlisli] adv. 毫无价值地；不受注意地 • regardless of不顾；不管；不惜；无论 But Regardless但不管怎样
• spit [spit] vi. 吐痰；吐口水； vt. 吐，吐出；发出；发射 n. 唾液 • spitter n. 吐唾沫的人；以肉叉烤肉的人 • spittle ['spitl] n. 唾沫；吐出的泡沫 spit out 吐出 • delete [di‘li:t] vt. 删除 n. deletion 删除； delete all 全部删除 delete from 删除；从…上删掉 快捷键：(Shift+delete永久删除sʌmhau] adv. 以某种方法；莫明其妙地 Somewher Somehow爱在何处 somehow or other 莫名其妙地； • systematic [,sisti'mæ tik] adj. 系统的；体系的；有系统的； • systematise vt. 使系统化； • systematicness n. 系统性 systematic study系统研究
• BC公元前 AD公元 • pulse [pʌls] n. 脉冲；脉搏 vt. 使跳动 vi. 跳动，脉跳 pulsed [pʌlst] adj. 脉冲的；跳动的； v. 使跳动；使摆动 • pulsive [‘pʌlsiv] adj. 推进的 look ahead 预测未来，计划未来 look after 照顾；look on 观看， look about 四处寻找；look back 回顾 look toward 期待…；look down 俯视； look round环顾；观光；
• acute [ə‘kju:t] adj. 严重的， [医] 急性的；敏锐的；激烈的；尖声的 [ 比较级acuter 最高级acutest ] acuteness [ə‘kju:tnis] n. 剧烈；敏锐。 • assume [ə'sju:m, ə'su:m] vt. 承担；假定； 采取；呈现 vi. 装腔作势；多管闲事 [ 过去式assumed 过去分词assumed 现在分 词assuming ] assume that假定义；假设；假定
• excavate ['ekskə,veit] vt. 挖掘；开凿 vi. 发掘；细查[ 过去式excavated 过去分词 excavated 现在分词excavating ] excavation [,ekskə‘veiʃən] n. 挖掘，发掘 excavated v. 发掘；挖掘 • interrupt [,intə‘rʌpt] vt. 中断；打断；插嘴； 妨碍 vi. 打断；打扰 n. 中断 • Inter在中间+rupt断裂=（在中间断裂）打断
• date back 追溯到；回溯至 =trace back to, be traced to date from 追溯到；起源于 to date back to 自…时代存在至今
• worship ['wə:ʃip] n. 崇拜；尊敬 vt. 崇拜；尊敬；爱慕 vi. 拜神；做礼拜 worshipful [‘wə:ʃipful] adj. 崇拜的 worshipfully adv. 可贵地 worshipper ['wə:ʃipə] n. 崇拜者；爱慕者
• primitive [‘primitiv] adj. 原始的，远古的； 简单的，粗糙的 n. 原始人 primitiveness ['primi'tivnis] 原始性 primitivism ['primitivizəm] n. 原始主义；尚古主义；原始的风格 primitive culture原始文化 primitive people原始人 • ripen [‘raipən] vt. 使成熟 vi. 成熟 • ripening n. 成熟，v. 成熟（ripen的ing形 式） • ripeness [‘raipnis] n. 成熟；老练；完成。
Unit 5
下面让我们一起来玩转单词吧。
• identify [ai'dentifai] vt. 确定；识别；使参与；把…看成一样 vi. 确定；认同；一致 [ 过去式identified 过去分词identified 现在分 词identifying ] • alternative [ɔ:l'tə:nətiv] adj. 供选择的；选择性的；交替的 n. 二中择一；供替代的选择 注意：指在两者之间的选择。
• archaeology [,ɑ:ki‘ɔlədʒi] n. 考古学 • archaeological [,ɑ:kiə'lɔdʒikəl] adj. [古] 考古学的；[古] 考古学上的 • archaeologist [,ɑ:ki‘ɔlədʒist] n. 考古学家 • tentative [‘tentətiv] adj. 试验性的，暂定 的；踌躇的 n. 假设，试验 tentatively [‘tentətivli] adv. 暂时地 • accuracy [‘ækjurəsi] n. [数] 精确度，准确 性。[ 复数accuracies ] high accuracy 高准确度
• fed up with 受够了；极厌恶；对……厌倦 fed up 感到厌烦的；忍无可忍 fed up with someone真受够了某人 get fed up with对……感到厌烦 • radioactive [,reidiəu'æktiv] adj. 放射性的；有辐射的 radioactivity n. 放射性； radioactivation n. 活化过程；辐射激化
• gay [ɡei] adj. 快乐的；艳丽的 n. 同性恋者 • gaily [‘ɡeili] adv. 华丽地；欢乐地 同义词happy cheerful merry gladsome
• skilful [‘skilful] adj. 熟练的；灵巧的 skilfully [‘skilfəli] adv. 熟练地 skills n. 技能；技巧：技术 skilful writer 秀才
• sharpen ['ʃɑ:pən] vt. 削尖；磨快；使敏捷 vi. 尖锐；变锋利 sharpen up 使……更敏锐；认真思考sharply 急剧 地；锐利地 sharpener 卷笔刀；[机] 磨具；研磨者 sharpness 锐利；[摄] 清晰度；疾速；严厉 • ample [‘æmpl] adj. 丰富的；足够的； [ 比较级ampler 最高级amplest ] • ample evidence 充分证据 • adv. amply 充足地；广大地 • n. ampleness 富裕；广大