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9A Unit 2 ColoursGrammar9A Unit 2 Colours 1.To learn object clauses(宾语从句）宾语从句）introduced by“that”;2.To learn object clauses introduced by“if”or “whether”.1.To learn object clauses(Some people believe that colours can influence our moods.colours can influence our moods.Pre-task:Many people believe _.that blue is better than pink.Blue is better than pink.COLOURSbetter Many people believe _ We all know _.yellow can bring her good luck Yellow can bring her good luck.(that)She is sure that yellow can bring her good luck.She is glad that the walls in her room are yellow.We all know _ Object clauses introduced by “_”.that While-task:that While-task:Some people believe that colours can influence our moods.Many people believe that Blue is better than pinkShe is glad that the walls in her room are yellowSome people believe that cwork out the rule Object clauses introduced by“that”.1.An object clause can be put after some verbs,such as_;it can also follow some adjectives such as _.2.“That”can be ommited(省略省略).think,believe,know,hope,mean sure,certain and glad.work out Object clauses int Task1:Talk about room colours.Sandy is chatting online with Millie about room colours.Try to add that to each object clause.Task1:Talk about room Millie:Did you know there is a relationship between colours and moods?Sandy:Certainly.I think colours influence our everyday lives in many ways.Millie:How should we choose the colours for the rooms of a house?Sandy:Most people think light colours are better than dark ones.Millie:Yes.I notice light colours make rooms seem larger.Sandy:Sure.I also know blue can make us feel relaxedMillie:Yes.My mum says blue is suitable for bedrooms.I also find some people prefer orange for their dining rooms.Sandy:True,but it depends on personal taste.Anyway,we should choose the colour which makes us fell comfortable.(that)(that)(that)(that)(that)(that)(that)Millie:Did you know there is (dont)think that (dont)believe thatObject clauses (dont)know that be(not)sure that be(not)certain that !Try to make different sentences.Task2:Discussion 1.You may wonder if/whether colours influence our moods.2.Sandy asks if/whether orange can cheer her up.Task3:Problems about shopping1.You may wonder if/whether co Object clauses introduced by “_”or“_”.if whether Task4:Work out the rule Object clauses introduwork out the ruleObject clauses introduced by“if”or“whether”.1.We can use“if”or“whether”to introduce an object clause when it expresses a _.2.We often use the same word order as in a _.“Yes/No”question statement(陈述语序陈述语序)work outObject clauses introduIs he a student?Amy is asking _Do I go for a walk?Simon is not sure_Is it true?You may wonder _由从属连词由从属连词whether,if 引导的宾语引导的宾语从句从句if/whether he is a studentif/whether he goes for a walk.if/whether It is trueIs he a student?由从属连词由从属连词whether,3.宾语从句中要用宾语从句中要用_ 语序语序.Conclusion(2):注意：注意：whether和和if都是都是“是否是否”的意思，一般的意思，一般情况下两者可以换用，但在情况下两者可以换用，但在 _之后之后,_之前，之前，与与_ 连用，连用，在在句首句首或在或在引导表语从句引导表语从句，只能用，只能用 whether。2.一般疑问句我们要用一般疑问句我们要用_或或 _ 来引来引导导if陈述句陈述句whether介词介词or或或or not不定式不定式3.宾语从句中要用宾语从句中要用_ 语序语序.Conclusi1.Should I choose the red dress?Kitty can not decide _.2.Do thite clothes suit me?Sandy does not know_ _?Complete the sentences by using if/whether.1.Should I choose the red dres3.Is the sports bag made of cotton?Amy is asking _.4.Does the green T-shirt match my trousers?Simon is not sure _ _?3.Is the sports bag made of co5.Should I stay at home instead of going shopping with my classmates?Daniel often wonders_.5.Should I stay at home insteaDaniel wants to tell his online friend Tommy about colours.Help him complete his email using that,if or whether.Task5:Complete the email(part B2)Daniel wants to tell his onlinoftenHelp Daniel complete his email using that,if or whether.thatif/whetherif/whetherthatthatif/whetheroftenHelp Daniel complete his I believe 1._ I wonder 2._ Object I want to know 3._Clauses I do not know 4._ I am not certain 5._ Task6:Write a note(part B3)I believe 1Help Daniel write a note for his dad.(that)Dad knows a lot about coloursif/whether red is just the colour of heat and powerif/whether yellow was once the colour of the rulers in ancient Chinaif/whether the rulers in ancient Europe liked to wear purpleif/whether all the doctors in the world wear white uniformsHelp Daniel write a note for h1.在介词后面：在介词后面：We are worried about whether it will rain tomorrow.2.在动词不定式前：在动词不定式前：He cant decide whether to go to Canada.1.In these cases,we can only use whether instead of if.1.在介词后面：在介词后面：Extension1.In these ca3.当与当与or或或or not连用时连用时:I dont know whether hes free or not.She asks me whether I am from Yancheng or Nanjing.4.宾语从句提前时：宾语从句提前时：Whether this is true or not,I cant say.3.当与当与or或或or not连用时连用时:Fill in the blanks with if or whether.1.Uncle John came up to see _ there was anything wrong with the computer.2.The shopkeeper asked my father _ or not he wanted to choose a big Christmas tree.3.I dont know _ to go or stay?4._ time runs out,what should we do?5._ they will ever become future Olympic champions,only time will tell.if/whetherwhetherwhetherWhetherIfFill in the blanks with if or 1.She knows.Timmy is a good boy.2.His father said.One and one is two.3.He said.Lucy often goes shopping.4.He is doing his homework.He said.5.We realize.We should work hard.She knows(that)Timmy is a good boy.His father said(that)one and one is two.He said(that)Lucy often went shopping.He said(that)he was doing his homework.We realize(that)we should work hard.Rewrite the sentences.She knows.Timmy is a good boyExercise 选择正确答案选择正确答案()1.Everyone knows _humans need water,food and air to survive.A.if B.that C.What()2.Mr Zhang is not sure _he can get support from others.A.whether B.that C.What()3.Mr Zhang asks Tom _ the window before leaving.A.if has he closed B.whether he has closed C.that he has closed()4.Are you certain _ it will rain or not tonight?A if B whether C.that()5._ you speak at the meeting or not is very important.A.If B.Whether C.That B A B B B Exercise 选择正确答案选择正确答案 Homework
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