牛津译林版高中英语模块5 Unit 3 Science versus Nature Word 教学设

Unit 3 Science versus Nature Word 教学案Teaching aims:
1. Learn prefix and suffix and learn to guess meanings based on prefix and suffix
2. Enlarge students’ vocabulary about organs of the body
Step1
We are going to have some questions. Please use these words to help you，but you need to add some letters to the words first
appear，novel，regular，respect
1) You cannot find your new pen. What happened to your pen？( )
2) Many people respect Mr. Li and think he is a good man. He helps people out and is a good citizen and friend. So can you find a word to describe Mr. Li？( )
3) Miss Wang has published several books. She loves her job writing novels. So what is Miss Wang’s occupation(职业)？( )
4) You cannot find the order of the numbers in a group of members. So can you find a word to describe the order of the numbers？( )
Step 2 prefix and suffix
independence
in depend ence
prefix(前缀) root (词根) suffix( )
Prefix: a group of letters that is added to the beginning of a word to change its meaning.
Suffix: a letter or a group of letters added to the end of a word to make a different word.
★★ Usually a prefix will change the meaning of word，while a suffix will change the part of speech of a word.
Look at the examples and work out the meanings.
Adding information
Some other commonly used prefixes
Step IV Suffixes
Adding information
Some other commonly used suffixes。