Liked,having,once… Was love to finally only left over once?

Liked,having,once… Was love to finally only left over once? Having loved you once is enough 英语问题需要详解（7）1.He regretted ______ her advice.A.not having followed B.having not followedC.Having not liked D.Not having liked 2.I saw Sam in the library yesterday morning. You ______ hi “ You once said that you liked me,just me,just as I am.”是什么意思? Linda’s family （ ）having vacation.A.isB.areC.likeD.likes并说明理由 They liked to watch TV when having supper.(同义句） Once having made a promise,you should keep it.have为什么要用having? We have been having w weatherWe have been having w weather recently.So I feel great! I once such liked you,but you did not know me actually to your like!什麼意思啊, 英语填空Once there w( ) a poor man once! once once Once once Once once once