人教高中英语必修三UNIT4单词讲解(共35张PPT)
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人教版(2019)选择性必修第三册Unit 4 课件(共22张PPT).ppt
坚忍”号，藏在一个小柜子里。 3. ...the voyage was too dangerous and difficult for all of us to make it in
our small boats.
……这次航行太危险了，很难让我们所有人都坐上小船。 4. Without Frank and Ernest, we’d all be dead by now.
_w__e_w_o_u__ld__n_o_t_h_a_v_e__su_r_v_i_v_e_d________________.
【知识拓展】 在虚拟语气中，隐含条件是指该句不直接使用if, as if或if
only等表示条件的连词，而是用单词、短语、分词、从句或上 下文关系来间接地表示。隐含条件有多种形式：
2. 他走得太慢，不能按时到达车站。 He _w__a_lk_s__to_o__s_lo_w__ly__to__g_e_t_t_o_t_h_e_s_t_a_ti_o_n_o_n__t_im__e__________. 3. 小男孩还太小不到上学年龄。 The little boy is too young to go to school ______________________________________________________________________.
3. Light so fast that we can hardly imagine its speed
travels_____________________________________________ (如此快以至于我们几乎没法想象它的速度)．
such an interesting book
so I’m writing to convey my sincere congratulations. 3. 要不是你慷慨的帮助，我不会找到一份体面的工作。因此， 我怎么感谢你都不为过。
our small boats.
……这次航行太危险了，很难让我们所有人都坐上小船。 4. Without Frank and Ernest, we’d all be dead by now.
_w__e_w_o_u__ld__n_o_t_h_a_v_e__su_r_v_i_v_e_d________________.
【知识拓展】 在虚拟语气中，隐含条件是指该句不直接使用if, as if或if
only等表示条件的连词，而是用单词、短语、分词、从句或上 下文关系来间接地表示。隐含条件有多种形式：
2. 他走得太慢，不能按时到达车站。 He _w__a_lk_s__to_o__s_lo_w__ly__to__g_e_t_t_o_t_h_e_s_t_a_ti_o_n_o_n__t_im__e__________. 3. 小男孩还太小不到上学年龄。 The little boy is too young to go to school ______________________________________________________________________.
3. Light so fast that we can hardly imagine its speed
travels_____________________________________________ (如此快以至于我们几乎没法想象它的速度)．
such an interesting book
so I’m writing to convey my sincere congratulations. 3. 要不是你慷慨的帮助，我不会找到一份体面的工作。因此， 我怎么感谢你都不为过。
必修三unit4 词汇课件 (共29张ppt)
有…
There _liv_e_d_ a king
There _st_a_n_d_s a tree
There l_ie_s__ a village…
12.give birth to She gave birth to a healthy 产生，分娩 baby last night
A baby _w__as__b_o_rn__ last night.
区别in time 与on time in time:_及__时_；_正__好_;_迟_早__；_终_于__ on time:_准__时_；_按__时______ The train arrived _o_n_t_im__e__.
in time 来得及;总有一天，迟早 in no time 立即，立刻 at one time 曾经，一度 at times 有时，偶尔 on time 按时，准时
1). The solodiers were just in time for the rescue. 及时；正好
2). You will succeed in time as long as you don't give
up.
迟早；终于
3). She will be back in time to prepare dinner.及时
---en: “使......; ” 词后加上en变为动词： lessen: 减少；减轻 strengthen: 加强；增强；巩固 lighten: 减轻；减少；使变亮； 变成浅色 widen: 变宽；加宽；拓宽 broaden: 变阔；增长；扩大影响 sharpen: 使变得锋利；使尖锐； weaken: 使虚弱；衰弱；减弱
__un_l_ik_e___与...不同； 不像 ___li_k_e___像；如
人教版(2019)必修第三册Unit4 Space Exploration词汇课件(共80张PPT)
(1) I am determined __t_o_m__a_k_e_ (make) use of my spare time to
do exercise. (2) _D__et_e_r_m__in_e_d____(determine) to look after his parents well, he moved to live with them. (3) No matter what happens, she has determined__to__te_l_l___(tell)
•
v.加工；处理
➢ processor n.加工者；处理器
mental /ˈmentl/ adj.精神的;思想的
• physical adj. 身体的 • mentally adv精神上；思想上 • physically adv. 身体上
➢ mental labor 脑力劳动 ➢ mental health 心理健康 ➢ a mental illness 精神病
n.厘米
intelligent /ɪnˈtelɪdʒənt/ adj.有智慧的;聪明的;有智力的
• intelligence n.智力 ➢ artificial intelligence 人工智能 • 我们都是聪明的学生。 We are all intelligent students.（同：smart, clever, wise, bright, brilliant）
transmit
transmit /træ nsˈmɪt/ vt.&vi.传输;发送
• transmission n.传输 • transport v.运输 • transplant v.移植 • translate v.翻译 • transform v.使变形,转化
人教高中英语必修三UNIT4单词讲解(共35张PPT)
【即学即练】 1.让我们轮流来做这项实验。 in ______ turn . Let’s do this experiment ______ 2.你的态度影响别人，它又将会反过来影响你。 in turn Your attitude affects others which ______ ______ affects you. 3.今天该我洗盘子洗碗了。 to wash up today. It’s my turn ______ ______ ______
2 . harmful adj. 有害的;造成伤害的；
Many people are aware of the harmful effects of smoking. 很多人都意识到了吸烟的危害。 【联想拓展】 （1）be harmful to 对……有害 （2） harm n.&v. 损害，伤害 do harm to sb.= do sb.harm = harm sb. 对某人有害； （3）There is no harm in doing sth. 做某事没有害处 eg. 在学习上取得进步没有任何害处。 There is no harm in making progress on study. (4) 无害的；不致伤的； harmless does harm to 【即学即练】 is harmful to ①吸烟有害健康。 Smoking ______ ______ ______ your health.
3.exist vi. 存在；生存 (无被动,无进行) Man cannot exist without air. （1） exist on …… 靠……生活、生存 eg.他们靠微薄的收入生存是不可能的。 It's impossible for them to exist on a small income. (2) there exists/esisted…… 某地有…… eg. 在我们公司门口有两个巨大的石狮子。 There exists 2 huge stone lions at our company gate. 拓展： （3） existence n. 存在；生活; come into existence 产生；成立；开始存在； come into___ existence eg.Do you know when the English word"tuhao"_______ ______
2 . harmful adj. 有害的;造成伤害的；
Many people are aware of the harmful effects of smoking. 很多人都意识到了吸烟的危害。 【联想拓展】 （1）be harmful to 对……有害 （2） harm n.&v. 损害，伤害 do harm to sb.= do sb.harm = harm sb. 对某人有害； （3）There is no harm in doing sth. 做某事没有害处 eg. 在学习上取得进步没有任何害处。 There is no harm in making progress on study. (4) 无害的；不致伤的； harmless does harm to 【即学即练】 is harmful to ①吸烟有害健康。 Smoking ______ ______ ______ your health.
3.exist vi. 存在；生存 (无被动,无进行) Man cannot exist without air. （1） exist on …… 靠……生活、生存 eg.他们靠微薄的收入生存是不可能的。 It's impossible for them to exist on a small income. (2) there exists/esisted…… 某地有…… eg. 在我们公司门口有两个巨大的石狮子。 There exists 2 huge stone lions at our company gate. 拓展： （3） existence n. 存在；生活; come into existence 产生；成立；开始存在； come into___ existence eg.Do you know when the English word"tuhao"_______ ______
人教版高中英语 Book 3 Unit 4 单词讲解 (共49张PPT)
天文的；天文学的
2.system n. _系__统__；__体_系__；__制度
a. _s_y_s_t_em__a_ti_c_ 有条理的；系统的；有计划有步骤的
adv._s_y_s_te_m__a_ti_c_ally
v. _s_y_s_te_m__a_ti_z_e 使系统化；使条理化 *免疫系统 immune system * 太阳系 the solar system * To destroy a political________ (system), we need a _________ (system) approach and make it carried out ________ (system), so it's essential _________ our approach, behavior and cooperation.
• (a)文学理论：_l_it_er_a_ry_t_h_eo_r_y__ (v)提出一种理论：_p_ro_p_o_s_e _a _th_e_o_ry_
• 6.billion
万亿（英）；十亿（美）
• _______(billion) of dollars was invested on the project.
而改变。
• 5.theory n. __学__说__；__理__论__
• (1)pl： t_h_e_o_r_i_e_s adj:_t_h_e_o_r_e_t_ic_al
• (2) Einstein's Theory of Relativity won for him universal esteem.
• Ten_______ (billion) dollars has been invested in the
2.system n. _系__统__；__体_系__；__制度
a. _s_y_s_t_em__a_ti_c_ 有条理的；系统的；有计划有步骤的
adv._s_y_s_te_m__a_ti_c_ally
v. _s_y_s_te_m__a_ti_z_e 使系统化；使条理化 *免疫系统 immune system * 太阳系 the solar system * To destroy a political________ (system), we need a _________ (system) approach and make it carried out ________ (system), so it's essential _________ our approach, behavior and cooperation.
• (a)文学理论：_l_it_er_a_ry_t_h_eo_r_y__ (v)提出一种理论：_p_ro_p_o_s_e _a _th_e_o_ry_
• 6.billion
万亿（英）；十亿（美）
• _______(billion) of dollars was invested on the project.
而改变。
• 5.theory n. __学__说__；__理__论__
• (1)pl： t_h_e_o_r_i_e_s adj:_t_h_e_o_r_e_t_ic_al
• (2) Einstein's Theory of Relativity won for him universal esteem.
• Ten_______ (billion) dollars has been invested in the
人教新课标必修3 Unit4 单元词汇学习PPT高中英语精品资源
health.
24. acid: n. 酸
25. chain: n. 链子;连锁;锁链 a chain store: 连锁店 a food chain: 食物链
planet(行星): 通常指自身不发光，环绕着恒星的天体。
其公转方向常与所绕恒星的自转方向相同。
satellite(卫星):是指在围绕一颗行星轨道并按闭合轨
道做周期性运行的天然天体，人造卫星一般亦可称为卫星。
comet(彗星)：是太阳系中小天体之一类。由冰冻物
质和尘埃组成。当它靠近太阳时即为可见。太阳的热使彗 星物质蒸发，在冰核周围形成朦胧的彗发和一条稀薄物质 流构成的彗尾。由于太阳风的压力，彗尾总是指向背离太 阳的方向。
18. atmosphere: n. 大气层；气氛
19. unlike: prep. 不同；不像 likther, she is very modest.
2)Like his brother, Paul studies harder than before.
thousands of magazines: 数千本杂志
11. globe/earth
11. globe： n. 球体；地球仪； 地球 (the earth)
12. global：
全球性的；全世界的
13. violent: adj. 猛烈的;激烈的;强暴的 violence: n. 暴力;激情
1.The earth became so violent that it was not clear whether the shape would last or not.
2. A violent wind struck the south of the country last night.
24. acid: n. 酸
25. chain: n. 链子;连锁;锁链 a chain store: 连锁店 a food chain: 食物链
planet(行星): 通常指自身不发光，环绕着恒星的天体。
其公转方向常与所绕恒星的自转方向相同。
satellite(卫星):是指在围绕一颗行星轨道并按闭合轨
道做周期性运行的天然天体，人造卫星一般亦可称为卫星。
comet(彗星)：是太阳系中小天体之一类。由冰冻物
质和尘埃组成。当它靠近太阳时即为可见。太阳的热使彗 星物质蒸发，在冰核周围形成朦胧的彗发和一条稀薄物质 流构成的彗尾。由于太阳风的压力，彗尾总是指向背离太 阳的方向。
18. atmosphere: n. 大气层；气氛
19. unlike: prep. 不同；不像 likther, she is very modest.
2)Like his brother, Paul studies harder than before.
thousands of magazines: 数千本杂志
11. globe/earth
11. globe： n. 球体；地球仪； 地球 (the earth)
12. global：
全球性的；全世界的
13. violent: adj. 猛烈的;激烈的;强暴的 violence: n. 暴力;激情
1.The earth became so violent that it was not clear whether the shape would last or not.
2. A violent wind struck the south of the country last night.
人教版新课标必修三unit4 词汇学习(共23张PPT)
begin to be in a state进入某种状态
13. prevent
构词__p_re_v_e_n_ti_o_n__(n)__p_re_v_e_n_t_iv_e__(adj) prevent …. (from) …..(注意介词from 后面 的动名词的语态） Ex1. They have paid special attention to the _p_r_e_v_e_n_ti_o_n___of the disease.
in the presence of …. in the absence of ….
9. harmful (adj)
对…有害 __b__e_h__a_r_m__f_u_l_t_o_…___ 近义词/短语harm （vt） be bad for … do harm (n) to … do/ cause damage to…
block
(n)Our legs felt like blocks of ice.
(n) Go straight for two blocks and you will find…..
prevent (vt) A fallen tree blocked the movement way to the village. through The trees outside the window
5.
Violent (adj)
_v_i_o_le_n_c_e___(n) _vi_o_l_e_n_tl_y__(adv)
The wind was blowing _v_i_o_l_e_n_t_ly___/ with
great __v_io__le_n__ce____.
answer violence with violence _以__暴__制__暴_____
13. prevent
构词__p_re_v_e_n_ti_o_n__(n)__p_re_v_e_n_t_iv_e__(adj) prevent …. (from) …..(注意介词from 后面 的动名词的语态） Ex1. They have paid special attention to the _p_r_e_v_e_n_ti_o_n___of the disease.
in the presence of …. in the absence of ….
9. harmful (adj)
对…有害 __b__e_h__a_r_m__f_u_l_t_o_…___ 近义词/短语harm （vt） be bad for … do harm (n) to … do/ cause damage to…
block
(n)Our legs felt like blocks of ice.
(n) Go straight for two blocks and you will find…..
prevent (vt) A fallen tree blocked the movement way to the village. through The trees outside the window
5.
Violent (adj)
_v_i_o_le_n_c_e___(n) _vi_o_l_e_n_tl_y__(adv)
The wind was blowing _v_i_o_l_e_n_t_ly___/ with
great __v_io__le_n__ce____.
answer violence with violence _以__暴__制__暴_____
人教版高中英语必修三--unit4-重点单词讲解
on time 按时，准时
He will come on time even though it rains.
time的短语
• some time 一些时间 • at times 时常 • kill time 消磨时间 • behind time 落后 • all the time 一直 • at a time 一次 • at this time 这时 • at that time 那时 • in time of 在....的时候
表示原因的连词： seeing(that)/given(that)/considering(that)鉴于; 考虑到
Seeing (that) he is ill, he is unlikely to come.
Given/Considering their inexperience/ that they are inexperienced，they’ve done a good job.
牵引力?反义词push?pullout离站?pullin进站停靠?pullover把车开到路边?pullup停车停止?pulldown拆毁?pullthrough恢复健康watchoutforlookoutfor?watchoutlookout?小心?watchover?照管
Unit 4
1. violent 猛烈的；激烈的；暴力的
10. cheer (sb.) up ；感到振奋；使高兴
The crowd cheered up when they saw the team arrive. He took her to the concert to cheer her up.
cheerful adj. 快乐的，高兴的 Cheers! 干杯！
He will come on time even though it rains.
time的短语
• some time 一些时间 • at times 时常 • kill time 消磨时间 • behind time 落后 • all the time 一直 • at a time 一次 • at this time 这时 • at that time 那时 • in time of 在....的时候
表示原因的连词： seeing(that)/given(that)/considering(that)鉴于; 考虑到
Seeing (that) he is ill, he is unlikely to come.
Given/Considering their inexperience/ that they are inexperienced，they’ve done a good job.
牵引力?反义词push?pullout离站?pullin进站停靠?pullover把车开到路边?pullup停车停止?pulldown拆毁?pullthrough恢复健康watchoutforlookoutfor?watchoutlookout?小心?watchover?照管
Unit 4
1. violent 猛烈的；激烈的；暴力的
10. cheer (sb.) up ；感到振奋；使高兴
The crowd cheered up when they saw the team arrive. He took her to the concert to cheer her up.
cheerful adj. 快乐的，高兴的 Cheers! 干杯！
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keep
from cuting down
1. crash
1）vt./vi. 碰撞，坠落
crash into...
冲入，撞入
2） n.相撞（事故），飞机的（坠落），坠落声
①a plane/car crash 飞机失事/汽车相撞事故
② with a crash 随着撞击声
eg:The motorcycle__c_ra_s_h_e_d__in_t_o__ the fence.
It's impossible for them to exist on a small income. (2) there exists/esisted…… 某地有…… eg. 在我们公司门口有两个巨大的石狮子。
There exists 2 huge stone lions at our company gate. 拓展： （3） existence n. 存在；生活; come into existence 产生；成立；开始存在； eg.Do you know when the English word"tuhao"c_o_m__e_in_t_o_e_x_is_te_n_c_e__
【即学即练】
③She felt C ______ about her future.
A.puzzle
B.puzzling
C.puzzled
D.puzzles
5．in time 及时；终于；迟早
Will we be in time for the six o'clock train? 我们来得及赶上六点钟的那趟火车吗？
常用结构：
pull (sb.) back（使某人）退却；撤回（某人） pull sb. down（指疾病）使某人虚弱 pull sth. down毁坏, 拆毁（如旧建筑物） pull together:齐心协力
单项填空
1.So long as we ______, there’s no mountain top we can’t conquer.
eg.Their reason for doing it is still a puzzle to me. 他们为什么要做此事我仍莫名其妙。
(3) be a puzzle to sb对某人来说是个谜 【联想拓展】
（4）puzzled adj.迷惑不解的；困惑的 be puzzled about 对……迷惑不解 puzzling adj.令人费解的
eg1：A fire_b_r_e_a_k__o_u_tin his house last night. eg2: When the war _b_r_e_a_k__o_u_t_,the old man was
still living in Libya. eg3:The gril__b_r_e_a_k__in__to say the guests had
eg:An airliner_c_r_a_sh_e_d_west of Dever last night.
eg:The glass fell to the floor___w_i_th__a_c_r_a_s_h___.
2. pull vt. 拉，拖 n. 拉力，牵引力 pull 拉，拖 → push 推
4.puzzle vt. &vi. (使)迷惑；(使)为难 n.谜；难题
（1）puzzle sb. 使某人困惑 Her reply puzzled me. 她的回答把我弄糊涂了。
(2) puzzle about/over …. 对…感到迷惑；苦苦思索；
她几个星期也琢磨不透他那封奇怪的来信。
She’s been _p_u_z_z_l_in_g_o_v_e_r_ his strange letter for weeks.
3.今天该我洗盘子洗碗了。
It’s my turn _t_o____w__a__s_h_ ___u_p__ today.
7.prevent...from… 阻止；制止
eg. His back injury may prevent him from playing in tomorrow’s game. 他背部的伤可能使他参加不了明天的比赛。
2 . harmful adj. 有害的;造成伤害的；
Many people are aware of the harmful effects of smoking.
很多人都意识到了吸烟的危害。
【联想拓展】
（1）be harmful to 对……有害
（2） harm n.&v. 损害，伤害
do harm to sb.= do sb.harm = harm sb. 对某人有害；
The crowd cheered loudly as the Queen appeared. 女王出现时群众高声欢呼。
Unit 4 Astronomy： the science of the stars
vocabulary
1. unlike prep. 与……不同；不像；
eg.Unlike her younger brother, she is very diligent. 和她弟弟不同的是，她很刻苦。
拓展： (1)unlikely adj. 不大可能的；未必会发生的；
eg1:我写那首歌只是为了让自己高兴。
I write this song just to cheer myself.
eg2: If Andrew sees these great reviews, he'll ____c_h_e_e_r_u__p___. eg3: The gril_c_h_e_e_r_ed__the runners__o_n___.
A.puzzle
B.puzzling
C.puzzled
D.puzzles
解析:选C。句意为：她对她的将来感到迷惑。puzzled（人）迷l n.&vt.拉(力）；拖；牵引力 You push and I’ll pull. 你来推，我来拉。
I felt a pull at my sleeve and turned round. 我觉得有人扯我的袖子，便转过身来。 反义词:push 【速记名片】
at no time
绝不；在任何时候都不（放句首，句子用半倒装）
from time to time不时地，间或；
ahead of time 提前；提早
take one’s time 别着急；慢慢来
in no time
立刻，马上(＝at once/immediately)
all the time 一直；始终
Smoking
is harmful to
______ ______ ______
your
health.
3.exist vi. 存在；生存 (无被动,无进行)
Man cannot exist without air. （1） exist on …… 靠……生活、生存 eg.他们靠微薄的收入生存是不可能的。
A.pull out B.pull in
C.pull together
D.pull back
解析：选C。考查pull短语的辨析。句意为：只要我们团结起来，
就没有我们征服不了的山峰。由句意可知，选C。
6.cheer vt. & vi. (使)高兴、振奋；(对)欢呼 【联想拓展】
cheerful adj.高兴的 cheerless adj.不高兴的 He was greatly cheered by the news. 他听到这个消息非常高兴。
arrived. eg3: Their car_b_r_e_a_k__d_o_w_n_.(他们的车出故障了)
5. watch out 密切注视，当心，提防 相关短语：watch over 照看，看守
keep a watch 守望，注视 “当心，注意”
watch out
look out
take care
The boss ordered us to finish our task ahead of time. 老板命令我们提前完成任务。 Take your time packing, for we still have one and a half
hour. 慢慢整理行李，因为我们还有一个半小时。 我们决不能向敌人屈服。 At no time can we give in to the enermy.
6.in one’s turn 轮到某人；
eg. In my turn, I told them a joke.
常用结构：
(1)in turn依次；轮流；转而；反过来； (2)take turns (to do sth./doing sth.)轮流（做某事） (3)It’s one’s turn to do sth.轮到某人做某事
【即学即练】
1.让我们轮流来做这项实验。
Let’s do this experiment ___i_n__ _t_u__r_n_ .
2.你的态度影响别人，它又将会反过来影响你。
Your attitude affects others which ___in___t_u__r_n__ affects you.
If you keep on working hard, you'll succeed in time.
归纳拓展：如果你坚持努力工作，你迟早会成功的。
on time
准时
at the same time同时
at times at one time
有时；偶尔； 一度；曾经有一个时期；
at a time
一次；每次
（3）There is no harm in doing sth. 做某事没有害处