He has been to China in 2003有什么错?

He has been to China in 2003有什么错? He has been to Beijing和He has been in Beijing有什么区别? The Smiths has been in China for___.He has been to Shanghai_ you father has (been /gone) to China.he has been in Beijing He has has been in Green China for 2 years. He has never been toany city in China.=He's been to _ _ _ _ Did he come to china?和Have he ever been to china 有什么差别? ()JOE has never been to china ,he is very intersted in it He has been to many ____ ____ ____(最有名的城市)in China. he has been in china for a year,studing the market to the po He has been in china for three months. he has already been ro nearly every city in china.