Learning about Language第二课时教学设计

WORD FORMATION Teaching aims 1. To learn something about word formation. 2. To guess the meaning of words by using word formation. 3. To enlarge the students vocabulary. 4. To rebuilt the students confidence. Teaching importance and difficulties 1.

Three forms of word formation. 2. To guess the meaning of words by using word formation. Teaching procedures I. Warming up II.Presentation A. Compounding 1.

sunglasses

English-speaking

football stadium

2.

Definition of compounding 3.

Exercise

B. Conversion

1. to water (v) --- water (n)

clean (a) --- to clean (v) 2. Exercise

C. Derivation

bases and affixes

prefix and suffix

il-

im-

in-

ir-

dis-

mis-

un-

non-

prefix can change（

），suffix can change（

）. III

Practice and homework IV

Summary and comments

WORD FORMATION Learning design 本课要点：1.构词法的三种方法和各类词性的正确使用及转化

2018.3.30 2.运用构词法知识猜测语境中词的语义

3.通过理解和掌握构词法扩大词汇量

英语构词法主要有三种方法：

一．.合成(Compounding):由两个或更多的词合成一个词

house( 房子)+ wife( 妻子)----housewife(家庭主妇)

二.

转化(Conversion):在词形不变的情况下由一个词类转化为另一个词类:

water ( n.)水

--- water ( v.)浇水

三.

派生(Derivation): 通过在一个词根前加前缀或后加后缀构成另外一个词:

Agree（v）同意---disagree（v）不同意

In-class exercise A匹配合成词time；paper；side；fighter；by；cream；coat；yard

如：part＋time—part-time (兼职的)

1．ice＋

—

(冰激凌)

2．sea＋

—

(海边) 3．court＋

—

(庭院)

4．fire＋

—

(消防队员) 5．passer＋

—

(路人)

6．over＋

—

(外套) B.从上述合成词中选择合适的词填空

1．The fire lasted for 40 minutes before the

could control it. 2．It is so hot that the couple decided to spend their holiday at the

. 3．He put on a hat and

before he went out. 4．There are two students giving out free notebooks to ___________. 5．The

is shaded by high trees so it is cool in summer. C.阅读下列句子，写出划线部分的意思

1．The flight was already fully booked.

2．You don't need to shoulder the blame for this failure.

3．We will try our best to better our living conditions.

4．Within a short time，however，the burden of caring for the animal is handed over to the parents.

D.常见的否定前缀：il-

im-

in-

ir-

dis-

mis-

un-

non-

一般来讲前缀改变（

），后缀改变（

）。

Exercise 请为下列单词加上适当的否定前缀。

patient

possible

understand

legal

lucky polite

regular

agree

honest

advantage

smoker

fair 请找出下列单词的前缀，并猜测其意义

rebuild

repay

oversleep

overlook

superman

subway

subtitle

international

enlarge

transport