人教版九年级Unit 13 We're trying to save the earth!-Section A 1a—1c-ppt课件-(含教案)-公开课-(编号：c4d1f).zip

If 引导的条件状语从句 -中考复习课 I. Teaching objectives: Review the “if” conditional adverbial clause. 1.Knowledge objective: Review the structure and use of the “if” conditional adverbial clause. 2.Ability objective: Be able to make the if-clause sentences. 3.Emotion objective: Be interested in travelling and enjoy it. II. Teaching important & difficult points 1. How to use the if-clause. 2. The different usages of “if” in the Adverbial Clause and the Object Clause. III.Teaching aids: PPT IV. Teaching procedures: Step 1 Warming up and Leading in 1. Enjoy an English song “If you are happy” 2.Free talk Step 2 Pre-task preparation 1.Show some pictures : 1) Students answer some questions . 2) Fill in the blanks. 2.Today well go on our trip. Do you know these places?(show the pictures) -What animals will you see if you visit the zoo ? -If I ，I will. Step 3 While-task procedure 1.Students are required to go over the if conditional adverbial clause that they have learnt , and summarize some usages of the “if” conditional adverbial clause orally. 2. Summary: 1 ) We usually use the simple present tense in the if clause. 2) We usually use the simple future tense in the main clause. Step 4 Practice 1. Ask some questions 2. Make sentences with the words in the box. 3. Summary : 1) we put a comma after the if clause when it is the first part of a sentence. 2) We do not use a comma if the main clause comes first. 4. Do some exercises. Step 5 The expansion of knowledge 1. The different usages of “if” in the Object Clause and the Adverbial Clause. 2. Some typical exercises are shown for students to practice. Step 6 Exercises Ss are told to finish the tasks on the paper first. Step 7 Summary The usages of the “if” conditional adverbial clause. Step 8 Discuss Give students 5 minutes to discuss the questions in groups. Step 9 Homework Write a passage on the exercise book.