4、ve/haddone…….when……3. ignore(vt.)不理睬;忽视词性拓展:ignorant adj. 无知地;不知地 ignorance n. 无知;愚昧5PCzVD7HxA用法:(1)ignoresb./sth.忽视某人/某物(2)beignorantofsthhe________thedoctor’sadviceandgoesonsmoking.jLBHrnAILgIwas________ofthefactthatthebosscouldbesostrict.xHAQX74J0X(ignores;ignorant)4.clam ad