关于have had toI have had to wait for you fot the past twenty minutes 这句话中的have had to 是怎样的一个语法结构,为什么不是用I had to 呢?做为现在完成时态解的话,那么其后的wait应该是过去分词的形式啊~

关于have had toI have had to wait for you fot the past twenty minutes 这句话中的have had to 是怎样的一个语法结构,为什么不是用I had to 呢?做为现在完成时态解的话,那么其后的wait应该是过去分词的形式啊~ have had have had have had 关于didn't have toI .take a taxi last night ,it was too late空的地方是填didn't have to 句子意思是不是 我昨晚不得不打车,因为天很晚了想问的是‘不得不’用have to的过去式had to不可以吗 本身已经有‘不 关于英语现在完成时中have had 怎么用法什么时候用have什么时候用had we will _____ not be following through on the merger.a ask forb thereforec consquenced in order toi would have come sooner if my daughter _____to go to the bathroom firsta hadnt have hadb had hadc hadnt haved hadnt had Have you had sex? Have had enough 意思 I have had it. Have had a meal have got = had Have you had dinner? have had的意思 have had的意思 关于We could have had it all为什么这句话中即有一个have,又有一个had?这是什么用法? have got与 have had 区别 Have 用法呢?May have had呢?