Billand的精选

问题详情：完形填空从A、B、C、D四个选项中选择能填入空白处的正确*，将其字母代号填入答题卷相应空格内。BillandJeffweregoodfriends,1_________theywereindifferentclasses.Manypeoplesaidtheywerelikebrothers.Someti...