he has been there _twice____.
he has been there _twice____.
He has been there for__
He has never been there.英译汉
he has been working there ( ) 1998.
He has been there for six months.
He has been there for six months
he has been there [twice]就划线部分提问【 】he been there
为什么是How long has he been there 而不是How long has he gone there
He has been there three times划线提问
He has often been there.不用完成时怎么说
Since when has he been there?怎么翻译
He has never been there before, _______ _______?