单项选择题
She told me that she has already gone to the United States four times before she attended that conference.（）
A．had already been B．has already been C．already went D．was already going
A．deal with B．are dealing with C．deal in D．are dealing in
A．than in English-Chinese translation B．than in doing English-Chinese translation C．than doing English-Chinese translation D．than to do English-Chinese translation