请根据以上资料回答第30题__________ 请根据以上资料回答第30题__________A.A confirm B.B ensure C.C convince D.D assure 分类:高级 题型:填空题 查看答案
The panel was impressed by Natura because they had The panel was impressed by Natura because they hadA.Ainvested considerable time 分类:高级 题型:填空题 查看答案