怎样理解I have had the bike for two years/since two years ago中的have had

怎样理解I have had the bike for two years/since two years ago中的have had I couldn’t have got to the meeting on time ________an earlier train.A.if I had not caught B.unless I had caughtC.if I did not catchD.unless I caught为什么不是B?我有点不太理解. I would have gone to the party if I _____ time.A.had had B.have had C.had D.would have That dinner was the most expensive meal I ____A.would have B.have had C.had never had D.had ever had 要对的 Have you ever read the novel?A have B had C did D have had E had had 不好意思漏打了，NO ,but I wish__ If I had to choose,David would be( )choice.A (the bettr ) B (the best)选择哪一个?为什么?这一题的语境怎样理解？ I wish I ____brought the book with me when I leftA had B have C should have D would have I have had dinner with mu friends in the resturant when the crime happened.A.have B.had C.was having D.have had选哪个?为什么? 请详细分析句子成分：She said that some of the newest counselors have had some of the freshest ideas请问应该怎样理解have had呢？ I would have argued with him about the matter ___an opportunity of meeting.选项：a.if I have had b.if I had c.had I had d.should I have never 和ever的翻译The most happiness time i have never had, 和 The most happiness time i have ever had,分别怎样翻译? I have had all the answers-----(check) the boy asked( )any noise from outside.A.whether had I heard B.whether I had heard C.whether have I heard D.whether I have heard 英语虚拟语气IF的问题I would have gone to the meeting if I ( ) timeA.had had B.have had C.had D.would have had请教大师们,应该选哪个 并说出理由 1.you your breakfast?Yes,I it at school.A.Did; have; had B.Have; had; had C.Have had D.Did; have; have had2.Mom,I must to go school at once.By the way,I the cat.A..have fed B.fed C.will feed D.am feeding3.I have watered plants but I haven’t fed the he had need have a great memory 怎样理解 _____ a radio,I would have heard the news this morning.A.Did I have B.Had I had C.Should I have D.Had I主句过去将来完成时,从句?... I _____ the flat since four years ago A.have live B.have had C.bought D.have bought