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译林2003课标版《Word power： Prefixes and suffixes； Organs of the body》集体备课教案优质课下载
Learn some knowledge about organs of the body and know their functions and how to use Prefixes & suffixes
Teaching difficulty:
learn how to use Prefixes & suffixes
Teaching steps:
Step 1: lead in and presentation
1. Use a picture to go over the names of body parts
2. Use another picture to learn the words of organs of the body
Step 2: discussion
Discuss the functions of organs of the body
Step 3: Exercises
Read the passage on Page 47 and complete it using the names of the organs
Step 4：Consolidation
Have a match
Step 5: lead in and presentation
Give examples to explain Prefixes & suffixes
prefix : a group of _letters_ that is added to the beginning of a word to change its meanings
suffix : a letter or a group of letters added to the end of a word to change the part of speech
Step 6: Pair work
Work in pairs and try to guess what a word means by looking at its prefix & suffix
Step 7 : Exercise
Step 8: discussion
Work in groups of four and try to give more prefixes and suffixes and list several words as examples.
Step 9: Homework
Review the prefixes and suffixes.
Preview the grammar part