The Greens ---- China --- five years ago (格林一家来中国已经有5年了)

have been in,since
再问： The Greens ____ to China five years _____ _____ five years _____ the Greens ______ to China
再答： came, ago It's, since, came
再问： 我买这本英汉词典有两个月了 I _____ this English-Chinese dictionary two months______. ____ two months_____ I ______ this English-Chinese dictionary I _____ this English-Chinese dictionary _____ two months
再答： bought, ago It's, since, bought have had, for