Topic: Vocabulary learning

Presenter: Wang Caihong Jiashan Middle School

Play a word game

act

activity

actuallyactual

actor

actionactivate

actress active

enact .... So intresting!

enaction

Ways of learning vocabulary

Unit4 Earthquakes

quake （震动）+earth

earthquake （地震）

Tangshan 1976 Wenchuan 2008

Do you know these natural disasters?

Typhoon 台风 Drought （干旱）

Mudflow （泥石流）

Flood （洪灾） Tornado( 龙卷风 ) hurricane （飓风）

Sandstorm （沙尘暴）

Snowslide （雪崩）

Tsunami ( 海啸 )

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.

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.

Before earthquake

Some strange things were happening:

Find out

Well Water in the wells rose and fell. （水井）

1. Deep cracks are in the well walls. （裂缝） 2. Water pipes burst and cracked. （炸裂）

Bright lights are in the sky. （光）

crack

light

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 personalculture culturalnation national

suffixes （后缀）

like dislike important unimportanthappy unhappypossible impossible

Prefixes （前缀）

Notice （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

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!

Read the passage, find out derivation words （找出派生词）

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

Read the text and find out • which word is compond word,• which word is conversion,• and which word is derivation.

Have a try!

A bold attempt is half success. 勇敢的尝试是成功的一半。

Thank you !