They have been here for two days.(改为同义句)
They have been practicing the guitar for two hours.(改为同义句)
I have been down for two hours.改为同义句
英语改同义句He'll stay here for two more days.(改为同义句)
She has been ill for over two days .(改为同义句) she has been ill
They have been friends for 6 years. 改为同义句 They have been fri
she has been in Hong Kong for two days.改为同义句
I have been in Beijing for two days.(同义句) I _____ to Beijing
We have stayed here for two days(改为否定句)为什么是We (haven't) (sta
they have been away from here since two years ago同义句 ___ ___
I have been here for just a week.(改为同义句) It has been just a
He has been here for two weeks改同义句He has been here ( )two we
they have been living here for four and a half years同义句