1）常用前缀
前缀 意思 例词
en- 使可能 enable 使能够，each 使富裕
il-, in-, 不，非 inexpensive 不贵的，irregular 不规则的
im-, 不 Impossible 不可能的，impatient 不耐心的
mis-, 错误的 misunderstanding 误解，mistake 错误
non-, 不，非 non-smoker 不吸烟者, non-swimmer 不会游泳者
un-, 不 unable 无能的，unpopular 不流行的，unhappy 不高兴的
re-, 再，重复 rewrite 重写，retell复述，reunion 重聚
tele-, 远程 television 电视, telephone 电话
2）常用后缀
词类
名词 后缀 例词
-er, -or teacher, worker, conductor, inventor, visitor
-ian musician
-ist scientist, artist
-ment government, judgment
-ness illness, happiness, coldness
-tion preparation, competition, education, information, invitation
-ing building, painting, shopping, sightseeing, meaning, greeting
-th truth, warmth
-ty safety
3) 派生方法
由一个词根可以派生出很多名词、形容词、副词等，掌握一定的派生方法对扩充词汇有很大作用。如：
由名词interest 可以派生出：
interest-interesting-interested-interestedly-uninteresting-uninterested
由help可以派生出：
help-helpful-helpless-helpfully-helplessly
由able可以派生出：
able-unable-enable-disable-ability
Step Ⅲ Practice
First ask students to read the dialogue and then complete it with the words in the boxes.
Activity 2, you need to fill in the blanks with the correct form of the words. That is to say you are formed by derivation(派生构词法).
Give the students two minutes to fill in the blanks and then check the answers.
The answers to Activity 2
1. enjoyable 2.suggestion 3. education 4.friendship 5. kindness 6. teacher
Think of more words with the same endings as the words you have written. Compare with a partner.
Step Ⅳ Listening and speaking
In this procedure, get the students to do Activities 3, 4 and 5 to review what we have learned in this module.
Listening
1. First ask the students to listen to the tape and complete the notes about Adam’s trip in Activity 5.
2. Let the students act as Adam to talk about the trip. Using the notes to help them.
3. Ask two or three students to talk about theirs and ask the others to listen to them carefully then ask them to repeat or answer some questions.
Speaking
T: Now look at the picture on the top in Activity 3. What’s on the picture?
Have a free talk about these questions with your partners
Step V. Reading
In this procedure, get the students to read the passage and do Activity 7 and Activity 8.
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九年级英语My future life全模块教案