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By the end of the lesson, students should be able to:
l? Master the pronunciation of words which have letter combination “or”: /?：/, /??:：/.
l? Perceive and conclude the pronunciation rules of the letter combination “or”.?
l? Read and write down the words that have letter combination “or” according to the pronunciation rule.
l? By the learning of pronunciation can make the students notice the fixed pronunciation of some letter combinations, which can improve students speech recognition ability and reading ability.
?
Important and difficult points of teaching：
Make the students to master the pronunciation of words which have letter combination “or”. And make them to perceive and conclude the pronunciation rules of the letter combination “or”.?
?
Teaching process：
I Warm-up
1. Free talk.
T: Good morning, boys and girls.
Ss: Good morning, Miss Yang.
T: Today we’ll learn Unit 4 At the Farm PartA Let’s spell.
2. T: Before our class, let’s talk about something about me.
3. Teacher shows the words which contain “ir”, “ur” and “al” to recall the knowledge they have learnt.
4. Teacher asks students whether they remember the pronunciation of “ir”, “ur”, “ar”, “er”. And then teacher can naturally introduce “or” to students.
[Design idea：Recall the knowledge they have learned. Use “ir” and “ur”, which pronounce /?：/, and “al”, which pronounces /??:：/, to make connection with “or”.]
II Presentation
1 . Presentation “or”: /?：/
⑴Teacher shows 3 words, which are work, homework, world map, and asks students to read it .
⑵Teacher asks students to discuss the pronunciation rule of “or”and find what is the same .
[Design idea：Let students perceive and conclude the pronunciation rules of the letter combination “or”. ]
? ⑶Teacher presents the pronunciation rule 1 of “or”: or在w后通常发/?：/，与ir，ur同音.
⑷Teacher shows the words: word, worth, worm, worse. And then requires students to spell them according to the pronunciation rule 1.
[Design idea：make students be able to read the words that has letter combination “or” according to the pronunciation rule 1.]
2 . Presentation “or”: /??:：/
⑴Teacher shows students the word “horse” and ask them a question that whether this word pronounce /h?：s/.
⑵Teacher asks students to find out the pronunciation of the word? “horse” and pay attention to the other words that has “or” in a chant.