have been in,sinceThe Greens ____to China five years __________ five years _____ the Greens ______ to Chinacame, agoIt's, since, came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 monthsbought, agoIt's, since, boughthave had, for