牛津初中英语9B Unit1 Grammar课件.ppt

T: Now let’s Join the two parts using ‘if or whether’. S… T: Let’s check the answers - 1 She asks me if/ whether he lives in that house. /// -2 I want to know if /whether you have finished your homework. T: Then can you work out the rule about ‘if/ whether ‘ clause now? S: …. T: That’s right. Tips 1 We can use ‘if’ or ‘whether’ to introduce an object clause when it expresses a ‘yes / no’ question.(我们可以用‘if’ 或 ‘whether’引导一般疑问句。 )/// 2 The word order in the object clause is just the same as that in the statement. (宾语从句应该用陈述语序）/// 初中英语 九下 Part Five Exercise Helping Daniel complete the diary using ‘ that’, ‘if ’ or ‘whether’ Dear Diary Do you believe _____ man will be able to live on the planet Mars in the future? Scientists are working hard to make this dream become true. However, they are still not sure ___________ we could grow plants on Mars. that if/whether 初中英语 九下 Also many scientists think _____ gravity is a problem to the first settlers. They all agree _____ the journey to Mars will not be comfortable. Therefore I am wondering ___________ there will be many people willing to move to Mars. that that if / whether 初中英语 九下 今天我们一起学习了用情态动词can, could, may和might表示请求或允许和由that, if/whether 引导的宾语从句，请同学们课后加强训练并正确运用。 小 结 初中英语 九下 Practise using ‘can’, ‘could’, ‘may’ or ‘might’ to ask for permission. Remember how to use object clauses introduced by ‘that ’, ’if’ or ‘whether’. Finish off the additional exercises. Homework 初中英语 九下 Additional exercises 1 May I go surfing alone this afternoon? No, you ______. It is dangerous. A may not B can’t C needn’t D don’t 2 Could I borrow your dictionary? Yes, of course you ________. A must B need C can D will A Multiple Choice 3 Can you come to my house for supper? _______________. A No, you can’t B I