新概念英语第二册Lesson 71 A famous clock 课件(共22张PPT)

(共22张PPT)
Teaching aim
1. Know what happened to the famous clock.
2. Know some information about the famous clock.
3. Words
A. Know how to use these words:
erect, accurate, check, burn down, take its name from…,responsible, rarely, hang,
B. Know how to read these words and understand their meanings:
the Houses of Parliament, official, Greenwich Observatory,microphone, tower, pot,
L71
A famous clock
Read the text and answer the questions:
D
C
A
C
B
When you visit London, one of the first things you will see is Big Ben, the famous clock which can be heard all over the world on the B.B.C.
If the Houses of Parliament had hot been burned down in 1834, the great clock would never have been erected.
Big Ben takes its name from Sir Benjamin Hall who was responsible for the making of the clock when the new Houses of Parliament were being built.
It is not only of immense size, but is extremely accurate as well.
Officials from Greenwich Observatory have the clock checked twice a day.
On the B.B.C. you can hear the clock when it is actually striking because microphones are connected to the clock tower.
Big Ben has rarely gone wrong.
Once, however, it failed to give the correct time.
A painter who had been working on the tower hung a pot of paint on one of the hands and slowed it down !
take its name from
erect
responsible
hang
rarely
accurate
check
slow down
burn down
official
microphone
tower
pot
the Houses of Parliament
Greenwich Observatory
Words
pot
official
microphone
tower
When you visit London, one of the first things you will see is Big Ben, the famous clock which can be heard all over the world on the B.B.C.
If the Houses of Parliament had hot been burned down in 1834, the great clock would never have been erected.
Big Ben takes its name from Sir Benjamin Hall who was responsible for the making of the clock when the new Houses of Parliament were being built.
the Houses of Parliament
威斯敏斯特宫(Palace of Westminster)，又称议会大厦(Houses of Parliament)是英国议会（包括上议院和下议院）的所在地。
威斯敏斯特宫是哥特复兴式建筑的代表作之一，1987年被列为世界文化遗产。尽管今天的宫殿基本上由19世纪重修而来，但依然保留了初建时的许多历史遗迹，如今威斯敏斯特厅现在用作重大的公共庆典仪式，或者召开议会。
It is not only of immense size, but is extremely accurate as well.
Officials from Greenwich Observatory have the clock checked twice a day.
On the B.B.C. you can hear the clock when it is actually striking because microphones are connected to the clock tower.
correct and true in every detail
to examine sth to see if it's correct, safe
准确信息
准确时间
准确解释
accurate information
accurate time
accurate explanation
Greenwich Observatory
Big Ben has rarely gone wrong.
Once, however, it failed to give the correct time.
A painter who had been working on the tower hung a pot of paint on one of the hands and slowed it down !
seldom
hang
erect
take its name
responsible
hang-hung-hung
hang-hanged-hanged
erect sth
通常用于被动语态，sth be erected
take one's name from
be responsible for
hang v. 挂
hang-hung-hung
挂一张画/一张通知
hang a picture/notice
hang v. 上吊
hang-hanged-hanged
build & erect
build :含义广泛，可指一切具体或抽象的建造或建立。
e.g.: They built their houses two years ago.
erect : 侧重指对高的垂直物的建造,使用不如build广泛
They erected a telephone pole(电话杆).
　　
1.The Washington monument(纪念碑) ____________in honour of George Washington in 19th century.
2.The workers will _______the bridge next year.
was erected
build
Make sentences with ' erect, take one's name from, be respnsible for':
Trump Tower
Trump
The Trump Tower is erected in New York.
It takes its name from Donald Trump.
Der Scutt was responsible for its building .
Eiffel Tower
the designer
---Eiffel
The Washington Monument
The Pisa Tower
the designer
--Pisano
George Washington
以比萨城命名
the designer
---Miers
It is not only of immense size, but is extremely accurate as well.
be+ of+抽象名词，
=be+该抽象名词的形容词,主要用来表示主语的性质。
e.g.: be of immense size= be immense
be of value--→
be of help--→
be of use--→
be of importance--→
Sentence Analysis:
be valuable,
be helpful,
be useful,
be important
Rewrite the sentences:
This parcel of diamonds is very valuable.
This parcel of diamonds is of great value.
They are very helpful to learners of English.
They are of great help to learners of English.
Sports and games are of great importance.
Sports and games are very important.
I don't want to hear what you are saying.It is of no interest to me.
I don't want to hear what you are saying.It is not interesting to me.
Translation:
1. 你昨天借我的那本书很有用。如果没有那本书， 我考试就要不合格了。
The book you lent me is of great use. Without it, I would have failed the exam.
2. 那个会议很重要。你本来应该出席。
The meeting was of great importance. You should have attended it.
correct:
seldom:
to examine sth:
sth be destroyed by fire:
build :
take one's name _____
be responsible _____
a_________
r_______
c_______
b_____ ______
e________
ccurate
arely
heck
urn
down
rect
from
for
Practice:
1.为了得到准确的信息，官员一周让人核查两次。所以他们很少发现错误。(have sth. done)
In order to get accurate information, the officials have it checked twice a week. They rarely find mistakes.
2. 这座钟楼是5年前建起的， 但是它上周被大火烧了。这个官员负责查找起火的原因。为了找到起火原因，他让人检查了钟楼的每一个角落。。
The clock tower was erected five years ago.
But it was burnt down last weel.
The official is responsible for finding out the cause of the fire.
In order to find out the cause of the fire, he has had every corner of the tower exmined.