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（三）情感目标
了解到伟大的发明改变了我们的生活。
【教学重点】
1. 在故事感知中掌握新单词，能运用文中的句子来交流。
2. 了解er在单词中的发音。
【教学难点】
学生能对比描述过去和现在的情况。
【教学准备】
PPT
【课前先学】
1. 预习Sound time, 在书上写出音标,并举例子(至少两个)
2. 预习Cartoon time，读熟,并划出词组
3. 预习Culture time，查一查第一架飞机和第一辆火车的发明者，并查一查中国四大发明的英文名。
【教学过程】
先 学 预 设后 教 策 略二次调整Step 1. Preparation
Let’s review
T: Last two lessons, we had learned something about these four parts.
Now can you say something about them?
S:…..
Play a game-
Yeah yeah yeah or no no no!
Step 2. Presentation & Practice
Sound time
T: Learning English was not popular in the past. But now it is becoming more and more important and popular.
Sam and Bobby also learn English at school. Look, they are having an English lesson .
Now they are reading the words and sentences. Let’s learn it together.
Listen and read
Listen to the tape and try to read after it.
Find and conclude
Find out the words’ similarities and try to tell the pronunciation of “er”