i:派生词 1 pat(v)--__patted____(过去式)___patted___(过去分词)_____patting___(现在分词) 2 庆祝(v) congratulate, (n) congratulation 3 向上upwards(adv) 反义词downwards(adv) 4 无意的(adj) unconscious (n)unconsciousness 有意的(adj)conscious (n)consciousness 5 协商(v)negotiate (n) negotiation 6 冒犯,犯罪(n) offence(v) offend