Hi,
订阅
报纸
纸质报纸 电子报纸
手机订阅 微商城
英语
学习
双语学习 热点翻译 英语视频
实用口语 报纸听力 欧美金曲
教育
信息
最新动态 活动预告
备课资源 语言文化
演讲
比赛
精彩演讲
活动动态
用报
专区
中学Teens
小学Kids
教案 课件 试题考试指导
高中    高一    高二    高三     |     初中    初一    初二    初三     |     小学         |     画刊    
高一战疫合刊 History that's hard to trace (P9)教案
发布时间:2020-04-27

本期配套教案共14页:  1  2  3  4  5  6  7  8  9  10  11  12  13  14

2019-2020学年度第26-32期总第780-786期

History that's hard to trace (P9)
石家庄市第一中学 明艳

I. Pre-reading
1. What infectious diseases have you heard of?
Black Death; SARS; Ebola; MERS; COVID-19 …

2. How much do you know about COVID-19?
 

II. While-reading
Task 1: Skim and match.
     

Key:


Task 2: Scan Para 3 & 4 and tell T or F.
1. Viruses are living organisms.
    F. Viruses are non-living organisms.

2. Viruses have no DNA or protein.
F. Viruses contain genetic materials like DNA and have a protein coating.

3. Viruses can reproduce by themselves.
F. Viruses can’t reproduce on their own.
 They invade the cells of living organisms to reproduce.

Task 3: Scan Para 5 & 6 and choose.
Why is it hard to trace the origin of a virus?
 
· Scientists have no proper equipment.
· A virus changes within the cells it enters.
· It’s a complicated task to study its fossils.
· The history of bacteria is impossible to trace.

Key: B

Task 4: Read Para 7 and fill in the chart.
 

Task 5: Fill in the blanks using the words given.
case   novel   potential   infect   coating invade   origin   virologist   trick   evolve   plausible

1. _____ something happening
2. _____reasonable and likely to be true or successful
3. _____not like anything known before
4. _____change gradually over a long period of time
5. _____the possibility to develop in a particular way
6. _____ to enter a place using force, usually in large numbers
7. _____ a way of doing things that work well, but may not be easy to notice
8. _____ give somebody a disease
9. _____ someone who uses scientific methods to study viruses
10. _____ a thin layer of something that covers a surface
11._____the place or situation where something begins to exist

Key:
 
 

Task 6: Analyze and translate difficult sentences.
▲Since December, there have been tens of thousands of COVID-19 cases both in and out of China, caused by a previously unknown virus: novel coronavirus.
过去分词作定语,修饰上文的cases, 相当于which was caused by ……
     
分词作定语可以是前置,也可以后置,用现在分词还是过去分词要看该词与被修饰名词或代词的主被动关系,主要形式有doing, done, being done。
1) The _____(injure) workers are now being taken care of in hospital.
2) This will be the best novel of its kind ever _____(write).
3) The government plans to bring in new laws ______(force) parents to take more responsibility for the education of their children.
· Can those____(seat) at the back of the classroom hear me?
5) The boy ____________(interview) now is my student.

▲ Understanding the origins of viruses means fully understanding the history of their hosts – not only humans, but also bacteria, plants and other animals, which is a complicated task, says Nature.
 

▲ Understanding the origins of viruses means fully understanding the history of their hosts — not only humans, but also bacteria, plants and other animals, which is a complicated task, says Nature.
which引导的是非限定性定语从句,对上文起到补充说明的作用。
1) They’ve won their last three matches, ______I find a bit surprising.
2) Many children ____parents are away working in big cities are taken care of in the village.
3) Due to the financial crisis, the days are gone ____local 5-star hotels charged 6,000 yuan for one night.
4) _____is often the case, we have worked out a production plan.
5) I have many friends, some _____ _____ are businessmen.
6) Some pre-school children go to a daycare center, ____they learn simple games and songs.

Key : 1) which, 2) whose 3) when 4) As 5) of whom 6) where

Post-reading
Task 1: Retell the text according to the hints.
   A novel virus called … is making the headlines. Viruses are … There is no clear explanation for their origin, because … The current three theories are … In the future …

Task 2: Reflection and discussion.
What’s in your mind when you are quarantined?
 

 

本期配套教案共14页:  1  2  3  4  5  6  7  8  9  10  11  12  13  14
Most Popular

 

 
最近解决翻译问题


 

标题
内容
关闭
内容
联系我们   |    广告业务   |    诚聘英才   |   演讲比赛   |   关于我们   |   手机访问
英文二十一世纪(北京)教育传媒发展中心版权所有,未经书面授权,禁止转载或建立镜像。
主办单位:中国日报社 Copyright by 21st Century English Education Media All Rights Reserved 版权所有 复制必究
网站信息网络传播视听节目许可证0108263   京ICP备13028878号-12   京公网安备 11010502033664号