根据括号内的要求完成下列各句,每词一空（含缩写）1·I have been skating for two hours （改为一般疑问句）（ ）you（ ）（ ）for two hours?2·He has been working since an hour ago.(改为否定句)He （ ）（ ）（ ）since an hour ago 3·He ran for three hours.（对划线部分提问）（ ）（ ）（ ）he （ ）4·Jim got his favorite book on Children’s Day.（对划线部分提问）（ ）（ ）Jim （ ） his favorite book?5·I have been collecting leaves for two years.（改为同义句）I have been collecting leaves( )( )( )( )

答案
1 Have you been skating for two hours
2 He hasn't been working since an hour ago
3 How long did he run (划线的估计是for three hours）
4 When did Jim get his favorite book（划线的估计是on Children’s Day）
5 I have been collecting leaves since two years ago

1 Have you been skating for two hours
2 He hasn't been working since an hour ago
3 4你没给线那

1·I have been skating for two hours （改为一般疑问句）
（have）you（ been ）（ skating ）for two hours?
2·He has been working since an hour ago.(改为否定句)
He （ hasn't）（ been ）（working ）since an hour ago
3·He ran for three hours.（对划线部分提问）
（ How ）（ long ）（ did ）he （ run ）
4·Jim got his favorite book on Children’s Day.（对划线部分提问）
（ when ）（did ）Jim （get ） his favorite book?
5·I have been collecting leaves for two years.（改为同义句）
I have been collecting leaves( since )(two )(years )(ago )