高一英语优质课件:Unit1 FriendshipGrammar新人教版必修1.ppt
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1、Grammar,Direct and indirect speech,时态的变化:1.当主句动词为一般现在时或现在完成时的时候,从句动词时态不变。1)She often says,“All men and women are equal under the law.”变为:She often says that all men and women are equal under the law.2)“You did very well,”I have just told Tom.变为:I have just told Tom that he did very well.,2.主句谓语动词为一般
2、过去时的时候,从句谓语动词要发生相应的变化。,一般现在时现在进行时现在完成时现在完成进行时一般过去时过去进行时过去完成时一般将来时,一般过去时,过去进行时,过去完成时,过去完成进行时,过去完成时,过去完成进行时,过去完成时,过去将来时,注意:下列情况时态不变。1)不变的真理。The teacher said to the students,”Water freezes when the temperature falls below zero.”改为:The teacher told the students that water freezes when the temperature fa
3、lls below zero.,2.经常的习惯。He said to the doctor,“I smoke two packs every day.”,He told the doctor that he smokes two packs every day.,3.历史事件。The teacher said,”World War II ended in 1945.”,The teacher said that World War II ended in 1945.”,4.部分情态动词,如must,ought to,used to,had better 等。She said to me,”Yo
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