人教版（2019）选择性必修第一册 Unit 5 Working the Land 阅读知识点课件（25张PPT）

(共25张PPT)
1.devote
vt. 把……献(给)；把……专用于；专心于
(1)devote oneself to (doing) sth.
devote one’s life/time/money/energy to (doing) sth.
(2)devoted adj. 忠诚的；深爱的；投入的
be devoted to. . .
a devoted father 一位尽职的父亲
(3)devotion n.奉献；忠诚；深爱
(4)表示“专心于，全神贯注于”的短语还有
be absorbed in， be lost in， be buried in， be occupied in，
focus on， concentrate on， fix one’s attention on.
Devoted
helping
devotion
do devote yourself to it
2.shortage
a shortage of 缺乏
be short of 缺乏，不足
in short 总之；简言之
short adj.不足的；缺乏的
①A shortage (short) of funds is preventing the UN from monitoring relief.
②In short， I like online reading more than paper reading.
③The going was slow on the project because of a shortage of skilled workers.
这项工程进展缓慢，因为缺少熟练的工人。
n. 不足；缺少；短缺
3.convince
①You’ll need to convince them of your enthusiasm for the job.
②We convinced Anny to go by train rather than by plane.
③The government is trying to convince the public that it’s getting tough on corruption.
④I am convinced of her innocence.
=I am convinced that she is innocent.
(1)convince sb. of sth. 使某人相信某事
convince sb. that. . . 使某人相信……
convince sb. to do sth. 说服某人做某事
(2)convincing adj.令人信服的
(3)convinced adj.确信的；坚信的
be convinced (that)/of. . . (某人)坚信……
vt. 使相信；使确信；说服
Convinced
of
to keep
convincing
are convinced of
4.attain
attain one’s goal 达到某人的目标
attainable
attainment
vt. (通常经过努力) 获得；得到
adj.可获得的；可达到的
n.达到；成就
be attained
attainable
attainment
To attain a high level of fluency
5.assumption
(1)make an assumption (about) ...
(2)assume vt.假定；假设；承担；
It is assumed that. . . 人们认为……
assuming (that). . . 假设……
n. 假定；设定；(责任的)承担；(权力的)获得
on the assumption that. . . 假定……
assumption
to assume
on
Assuming
make assumptions about
6.overcome
(1)overcome difficulties/bad habits/ the fear /the enemy
克服困难/改掉恶习/克服恐惧/战胜敌人
(2)be overcome by/with sth.
被(某种情绪)控制，受到……的极大影响
vt. 克服；解决；战胜
overcame
to overcome
overcame
by
overcome her
difficulty
7.expand
(1)expand. . . into. . . 把……扩展/发展成……
expand on/upon sth. 细说(阐述)某事
expansion
vt. & vi. 扩大；增加 扩展；发展(业务)
n. 扩大；扩张；扩展
into
has expanded
expansion
expanding
the area
8.estimate
estimate sth. at sth. 估计……有……
It is estimated that. . . 据估计……
vt. 估计；估价；估算 n.估计；估算
to be
to estimate
It is estimated
9.comprise
vt. 包括；包含；由……组成(不用于进行时态)
comprise
of
of
is comprised of
10.extension
by extension 引申，再则
extend
n. 扩建部分；扩大；电话分机
vt.使伸长，扩大；延长，延期；伸展
extension
to extend
an
by extension
11.in turn 相应地；转而；依次；轮流
by turns 轮流
take turns to do sth. 轮流做某事
It is one’s turn to do sth. 轮到某人做某事
in return 作为回报
in
by
to drive
to look
In turn
12.digest vt.消化 . 领会；领悟 .n.摘要；文摘
digestion n.消化
to digest
Digestion
a
without digesting