北师大版高中英语选修七 Unit20 New Frontiers-词汇篇1(教师版)
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第 1 页 Unit20 New Frontiers-词汇篇1
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1、掌握本单元warm-up及Lesson 1中的重点单词,短语及句型。
2、灵活运用本单元warm-up及Lesson 1中的重点单词,短语及句型。
一.重点单词
1. beneficial adj.有裨益的
词汇拓展:
beneifit n.益处,好处 v. 使受益,得益于
短语拓展:
be beneficial to 对…有益处
for sb.’s beneifit 为了某人的利益
beneifit from/by 得益于
Fresh air is beneficial to one’s health.新鲜空气有益于健康。
He hasn’t benefited from the experience.他并没有从这次经历中得到好处。
tter n.后者;adj.后者的,后面的(back)
the former...,the latter...前者……,后者……
the latter part后部分
the latter point后一点
the latter year晚年
This latter part is of great importance.
后一个论点是非常重要的。
Of the two choices,I prefer the latter.
在这两个选择中,我更喜欢后者。
[夯实基础]
(1)I invited Tom and Mary to my birthday party. The former (前者) is 15 years old and the latter (后者) is
14 years old.
(2)Of your two examples, I prefer the latter(更喜欢后者).
3. present adj.现存的,当前的;在场的,出席的;n.礼物(gift);目前;v.授予 (give...to);展现,展示;呈现;主持(电视或广播节目
at present=现在;目前
be present at 出席……
in the presence of sb.=in one’s presence当着……的面,在……面前
present sth.to sb.=present sb.with sth.向某人赠送某物 第 2 页 =把某物赠送给某人
=目前;暂时
Besides, there are some presents I bought for my family members and friends;it will be a great
disappointment to me if I can’t find the suitcase.
而且,箱子里面有我为家人和朋友买的礼物,如果找不到它,我会很失望。(重庆·书面表达)
[图解助记]
[特别提醒]
present作前置定语时意为“目前的”;作后置定语时,意为“出席的,在场的”。
例:The present president present at the meeting presented us with a present.出席会议的现任总统给我们赠送份礼物。
4. rescue v.营救;拯救;救援;n.营救;救援
rescue sb./sth.from sth.从……中营救……
go/come to one’s rescue去/来救某人
rescuer n.救助者,救星,援救者
We were about to close down the business,but the bank went/came to our rescue with a huge loan.
我们几乎要停业,但银行借出了一大笔钱救了我们。
Rescuers searched the rubble for survivors.
救援人员在瓦砾中搜寻幸存者。
[词义辨析] rescue,save
(1)rescue意为“营救,救援”,指从危险中迅速有效地援救、抢救,一般指人,也指抢救东西不致毁坏。
(2)save意为“拯救、救出”,是普通用语,指使受害者或物摆脱危险,使其保存或生存下来。
5.especially adv.特别,尤其
易混单词
易混词 词义 区别
especially 特别,尤其 表示某事物在重要性上超过其他事物
specially 专门地 表示专门地,为特别目的
particularly 特别,尤其 表示与同类事物不同的个别事物
The crime rate is rising,especially in urban areas.犯罪率正在上升,尤其是在城镇地区。
The boats are specially built for the disabled.这些船是专门为残疾人建造的。
Keep your office looking good, particularly your desk.让你的办公室保持美观,特别是你的桌子。
6.worn adj.磨损的,用旧的
wear v.穿;戴 其过去是wore,过去分词为worn
短语拓展:
wear out 磨损,穿破
worn out疲惫不堪;破烂不堪的 第 3 页 His pants have been worn out.
Can I sit down?I’m worn out.
二.重点短语
1. in advance/ahead of time提前,预先
advance n.进步,进展;v.前进,行进;发展,进步
advance on/upon/towards朝……前进
in advance of在……前面;超前
advanced adj.高级的;先进的;晚期的
Thank you in advance!
提前向你表示感谢。
[夯实基础]
(1)His ideas were in advance of his times(在他那个时代之前).
(2)Napoleon’s army advanced on/upon/towards (朝着……前进)Moscow.
2. look into 调查,审察
短语拓展:
look on 旁观
look up 查阅
look into 调查
look out 小心,当心
look through仔细检查
3. die of 死于
die of与die from的区别
die of 死因存在于人体之上或之内(主要指疾病、衰老等自身的原因),一般用介词 of.如:
die of illness (heart trouble,cancer,a fever,etc) 死于疾病 (心脏病,癌症,发烧等)
die from 死因不是存在人体之内或之上,而是由环境造成的(主要指事故等方面的外部原因),一般用介词
from .如:die from an earthquake
die out 灭绝,消失
die off先后死去
die away逐渐减弱,逐渐消失
4. carry out 实施
1) 实施,执行
They are carring out urgent repairs.他们正在进行抢修。
2)进行(查询、调查) 第 4 页 Extensive tests have been carried out on the patient.已对患者进行了全面检查。
carry on 继续做,坚持干
carry through 成功完成,顺利实现
carry off获得;赢得
5.mighte have done过去可能做了某事
must have done过去肯定做了某事
can’t/couldn’t have done过去不可能做了某事
should have done 过去本应该做某事
could have done过去本能够做某事
It must have rained last night, for the road is quite muddy.昨晚一定下雨了,因为路很泥泞。
He cannot have forgotten it.他不可能忘了它。
三.重点识记词汇
1.mass n.质量;物质;adj.大量的 tter n.后者
3.handy adj.方便使用的 4.shortly adv.不久;很快
5.download vt.下载 6.update vt.更新
7.conflict n.争执;冲突 8.equality n.平等
9.stain n.污迹,污点 10.starvation n.饥饿
11.in advance预先 12.welfare n.福利
例1. (2019广东惠州调研) When someone has deeply hurt you, it can be extremely difficult to let go of
your dislike. But forgiveness is possible—and it can be surprisingly_________ to your physical and mental
health.
A. harmful B. beneficial C. commercial D. painful
解析 :句意:当有人深深地伤害了你时,将你的厌恶放下是困难的。但是宽恕是有可能的——而且它对你的身心健康可能都会有惊人的帮助。根据语境可知前后句为转折关系, beneficial意为有裨益的。由句意可知本题答案。
答案:B
例2. (2019安徽) Terry, please _________your cellphone when Grandma is talking to you.
A. look up from B. look into C. look back on D. look through
解析:本题考查动词短语句意:Terry,当奶奶和你说话的时候,请将头从手机上抬起来。四个选项的含义分别是: A. look up from从…抬起头, B. look into调查,研究, C. look back on回顾, D. look
through浏览。所以可知本题答案。
答案为A
例3. (2019福建) Anyone, whether he is an official or a bus driver, should be _________respected.
A. especially B. naturally C. equally D. normally