Topic: Vocabulary learning
Presenter: Wang Caihong
Jiashan Middle School
Play a word game
act
actor
actress
active
activity
activate
action
actua
l
enac
t
actually
....
enactio
n
So intresting!
Ways of learning vocabulary
Unit4 Earthquakes
earth
+ quake（震动）
earthquake（地震）
Tangshan 1976
Wenchuan 2008
Do you know these natural disasters?
Mudflow（泥石流）
Drought （干旱）
Tornado(龙卷风)
hurricane（飓风）
Flood （洪灾）
Tsunami (海啸)
Sandstorm（沙尘暴）
Snowslide（雪崩）
Which word has the similar form
to “earthquake”?
• sandstorm
• mudflow
• snowslide
slide（滑动，滑落）
We call this kind of words
compond words（合成词）
The characterstics（
特点）of compond
words（合成词）
1. It includes two words.
2. The meaning of the compond
word comes from the two words
in it.
Read the passage, find out the
compond words（找出合成词）
An earthquake were happening in
the countryside of northeast Hebei.
This natural disaster destroyed
everything in the city and made the
city lay in ruins.
Before earthquake
Some strange things were
happening:
Water in the wells rose and fell.
Bright lights in the sky.
Deep cracks in well walls.
They also heard water pipes burst and cracked.
Find out
Well
light
Water in the wells rose and fell.（水井）
Bright lights are in the sky.（光）
1. Deep cracks are in the well walls.（裂缝）
crack
2. Water pipes burst and cracked. （炸裂）
One word class conversed into another
word class( 转换法）（熟词生意）
The characteristics（特点
）of conversion words（转
换词）
Learn a new meaning of an old
word（已知词）。
Read the passage, find out
conversion words（找出转换词）
Before earthauake, farmers noticed
that water in the wells rose and fell,
rose and fell. The well walls had deep
cracks in them. Bright lights can be
seen in the sky. People in the city also
heard water pipes burst and cracked.
A natural disaster came
natural
nature
Other examples:
person
personal
culture
cultural
nation
national
suffixes （后缀）
Notice（前缀）
like dislike
important unimportant
happy unhappy
possible impossible
Prefixes （前缀）
The characteristics（特
点）of derivation words
（派生词）
By adding prefixes （前缀）
or suffiexes （后缀）to a
word, we learn new words
Read the passage, find out
derivation words（找出派生词）
While, people thought little of
these things. Suddenly, the
earthquake happened. It destoryed
everything in the city. The railway
tracks were useless, thousands of
people were homeless. What a big
disaster!
Summing up
1. Through the combination（组合）
of the two words, we can get a new
word.
2. From an old word, we can learn the
new meaning of the word.
3. By adding a prefix（前缀）or a suffix
（后缀）to a word, we can get the
meaning of a new word.
Homework
Have a try!
Read the text and find out
• which word is compond word,
• which word is conversion,
• and which word is derivation.
A bold attempt is half success.
勇敢的尝试是成功的一半。
Thank you !