英语必修4译林牛津unit 1
教案（6）task（3）
period 10 task ⅲ
teaching goals
1. enable the students to use different types of sentences in their writing.
2. help the ss learn how to write an ad using different types of sentences.
teaching important points
skills of mastering sentence types and writing an advertisement
teaching difficult points
how to master the sentence types and how to write an ad in english.
