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New structures:
If you enjoy solving mysteries, you might like this film.
Unless you try your best, you will not realize your dream.
You will have a chance to see how a TV programme is recorded
unless you have little interest in it.2
III. Focus of the lesson and predicted area of difficulty
1. To use if-clause to talk about the result of a possible action.
2. To use unless to say that something can only happen or be true in a particular situation.
IV. Teaching procedures
Three minutes’ talk
Grammar A----using if
Step 1.Free Talk
If you have a lot of money, what will you do?
What will you do if you have no homework today?
What will you do if you meet Yao Ming?
【设计意图：通过学生感兴趣的话题，给学生设问。学生运用已给句式，各抒己见，既活跃气氛，调动积极性，又能不知不觉运用if从句,同时迅速导入本课重点if-clause从句】
Step 2. Practice
Finish A1.
Work out the rule.
【设计意图：完成五组if从句练习，利用微视频讲解、总结if句式的结构特点。】
Step 3. Exercises on Page85
Finish A2 and check their answers together.
【设计意图：灵活运用归纳的句式结构，达到进一步巩固的目的。】
Grammar B------using unless
Step 1 Lead-in
Talk about pictures by using if-clause and unless-clause.
I will get up at noon if I don’t have to work.
I will get up at noon unless I have to work.
He will play computer games if he doesn’t have homework.
He will play computer games unless he has homework.