人教版（2019）选择性必修第一Unit 5Working the Land 核心词汇突破课件（18张ppt）
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| 名称 | 人教版（2019）选择性必修第一Unit 5Working the Land 核心词汇突破课件（18张ppt） |  | |
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| 版本资源 | 人教版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2022-09-24 06:18:46 | ||
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(共18张PPT)
UNIT 5 WORKING THE LAND
核心词汇突破
核心词汇突破
1.devote vt.把……献(给);把……专用于;专心于
单句填空
①Society even praises “burning the candle at both ends” as a sign of our
(devote) to work and family.
②If you are a student,do devote yourself to (digest) your teachers’ instruction until you fully understand it.
③The couple’s son, whom they are so devoted,went abroad for further education,leaving them alone in the small town.
devotion
digesting
to
【归纳】(1)devote...to...把……奉献于……
(2)devoted adj.忠实的;深爱的
be devoted to (doing) sth专心于(做)某事;奉献于(做)某事
(3)devotion n.关爱;关照;奉献;忠诚
devote...to...中的to是介词,其后常接名词、代词或动名词作宾语。
2.convince vt.使相信;使确信;说服
单句填空
①We have been trying to convince him (tackle) the problem in this way in the past few days.
②I’m not completely (convince) that he has the determination to overcome the difficulty.
③His speech was so (convince) that everyone present entirely believed what he said.
to tackle
convinced
convincing
【归纳】(1)convince sb to do sth说服某人做某事
convince sb of sth 使某人相信某事
(2)convinced adj.确信的;深信的
be convinced of sth/that...确信(某事)……
make sb convinced of sth使某人相信某事
(3)convincing adj.令人信服的;有说服力的
3.assumption n.假定,假设;(责任的)承担;(权利的)获得
单句填空
①We are working the assumption that everyone has the ability to tackle difficult problems.
②They assumed her (be) the best singer of their time.
on
to be
【归纳】(1)on the assumption that...假定……
make an assumption作出臆断
(2)assume v.假定;设想;承担;假装
assume sb/sth(to be)+adj./n.假定/认为某人/某事(为)……
It is generally assumed that...人们普遍认为……
assuming (that)...假设……
4.expand vt.&vi.扩大;增加 vt.扩展;发展(业务)
单句填空
①When you heat a metal,it (expand).
②I don’t quite understand your explanation.Can you expand ___________
it
expands
on/upon
【归纳】
expand into发展成;扩展到
expand on/upon详细阐述;详述
expand one’s knowledge/horizons 拓展知识/开阔视野
5.estimate vt. 估计;估价;估算 n.估计;估算
单句填空
①They estimate the cost of the trip $3,000.
②The tree is estimated (be) at least 700 years old.
③People estimate 80% of all conversation in English is small talk.
at
to be
that
【归纳】
estimate sth at估算
be estimated to be/have/cost估计是/有/花费
estimate that估计……
It is estimated that ...据估计……
6.alternative n.可供选择的事物 adj.可供替代的;非传统的
单句填空
①It was so serious a matter that I had no alternative but (call) the police.
②The Internet also provides us with a cheap alternative to _____________
(communicate) with others.
③I could come to your house,or (alternative),we could meet in town.
词汇升级
④Faced with such a dilemma,we have no choice but to stay at home.
to call
communicating
alternatively
alternative
【归纳】(1)have no alternative but to do sth别无选择只好做某事
an alternative to ……的替代品
(2)alternatively adv.可供选择地
“别无选择只好做……”的其他表达形式:
①have no choice but to do sth
②can’t do sth but do sth
7.in turn相应地;转而;轮流;依次
单句填空
①Now that we have finished the design,it is their turn to construct.
②I think it’s my turn (drive) the kids to school this week.
③Theory is based on practice and turn serves practice.
in
to drive
in
【归纳】
(1)in one’s turn轮到某人;接着
by turns轮流;交替地
it is one’s turn to do sth轮到某人做某事
(2)take turns to do sth轮流做某事
重点句型
given that ...引导条件状语从句
【教材原句】Given that Yuan’s hybrids have made him quite wealthy,one might think he would retire to a life of leisure.(P51)考虑到杂交水稻使袁隆平变得相当富有,人们可能认为他会退休享受闲适的生活。
完成句子
① (考虑到她对儿童感兴趣),I’m sure teaching is the right career for her.
② (假如下雨),can we play the match indoors
Given that/Considering she is interested in children
Supposing (that) it rains
【归纳】
(1)given that ...=considering ...只要,考虑到,引导条件状语从句
(2)supposing (that)假设;如果
assuming (that)假使
as long as只要
UNIT 5 WORKING THE LAND
核心词汇突破
核心词汇突破
1.devote vt.把……献(给);把……专用于;专心于
单句填空
①Society even praises “burning the candle at both ends” as a sign of our
(devote) to work and family.
②If you are a student,do devote yourself to (digest) your teachers’ instruction until you fully understand it.
③The couple’s son, whom they are so devoted,went abroad for further education,leaving them alone in the small town.
devotion
digesting
to
【归纳】(1)devote...to...把……奉献于……
(2)devoted adj.忠实的;深爱的
be devoted to (doing) sth专心于(做)某事;奉献于(做)某事
(3)devotion n.关爱;关照;奉献;忠诚
devote...to...中的to是介词,其后常接名词、代词或动名词作宾语。
2.convince vt.使相信;使确信;说服
单句填空
①We have been trying to convince him (tackle) the problem in this way in the past few days.
②I’m not completely (convince) that he has the determination to overcome the difficulty.
③His speech was so (convince) that everyone present entirely believed what he said.
to tackle
convinced
convincing
【归纳】(1)convince sb to do sth说服某人做某事
convince sb of sth 使某人相信某事
(2)convinced adj.确信的;深信的
be convinced of sth/that...确信(某事)……
make sb convinced of sth使某人相信某事
(3)convincing adj.令人信服的;有说服力的
3.assumption n.假定,假设;(责任的)承担;(权利的)获得
单句填空
①We are working the assumption that everyone has the ability to tackle difficult problems.
②They assumed her (be) the best singer of their time.
on
to be
【归纳】(1)on the assumption that...假定……
make an assumption作出臆断
(2)assume v.假定;设想;承担;假装
assume sb/sth(to be)+adj./n.假定/认为某人/某事(为)……
It is generally assumed that...人们普遍认为……
assuming (that)...假设……
4.expand vt.&vi.扩大;增加 vt.扩展;发展(业务)
单句填空
①When you heat a metal,it (expand).
②I don’t quite understand your explanation.Can you expand ___________
it
expands
on/upon
【归纳】
expand into发展成;扩展到
expand on/upon详细阐述;详述
expand one’s knowledge/horizons 拓展知识/开阔视野
5.estimate vt. 估计;估价;估算 n.估计;估算
单句填空
①They estimate the cost of the trip $3,000.
②The tree is estimated (be) at least 700 years old.
③People estimate 80% of all conversation in English is small talk.
at
to be
that
【归纳】
estimate sth at估算
be estimated to be/have/cost估计是/有/花费
estimate that估计……
It is estimated that ...据估计……
6.alternative n.可供选择的事物 adj.可供替代的;非传统的
单句填空
①It was so serious a matter that I had no alternative but (call) the police.
②The Internet also provides us with a cheap alternative to _____________
(communicate) with others.
③I could come to your house,or (alternative),we could meet in town.
词汇升级
④Faced with such a dilemma,we have no choice but to stay at home.
to call
communicating
alternatively
alternative
【归纳】(1)have no alternative but to do sth别无选择只好做某事
an alternative to ……的替代品
(2)alternatively adv.可供选择地
“别无选择只好做……”的其他表达形式:
①have no choice but to do sth
②can’t do sth but do sth
7.in turn相应地;转而;轮流;依次
单句填空
①Now that we have finished the design,it is their turn to construct.
②I think it’s my turn (drive) the kids to school this week.
③Theory is based on practice and turn serves practice.
in
to drive
in
【归纳】
(1)in one’s turn轮到某人;接着
by turns轮流;交替地
it is one’s turn to do sth轮到某人做某事
(2)take turns to do sth轮流做某事
重点句型
given that ...引导条件状语从句
【教材原句】Given that Yuan’s hybrids have made him quite wealthy,one might think he would retire to a life of leisure.(P51)考虑到杂交水稻使袁隆平变得相当富有,人们可能认为他会退休享受闲适的生活。
完成句子
① (考虑到她对儿童感兴趣),I’m sure teaching is the right career for her.
② (假如下雨),can we play the match indoors
Given that/Considering she is interested in children
Supposing (that) it rains
【归纳】
(1)given that ...=considering ...只要,考虑到,引导条件状语从句
(2)supposing (that)假设;如果
assuming (that)假使
as long as只要