Cloning has always been with us and is here to stay.分析一下这句子

Cloning has always been with us and is here to stay.分析一下这句子 Cloning has always been with us and is here to stay. meaning?cloning is something that has been developed quite recently. always has has always has always been she _____when I go to see herA is always working B always workedC has always worked D was always working Young Stan ___ like this.A:has always been B:is always being C:have always been选哪个? 请问,Has always He of how he could do more for the people.B is always thinking C has always thought为什么不用has always thought 英语翻译不要机译的!原文是：Cloning has always been with us and is here to stay.It is a way of making an exact copy of another animal or plant.It happens in plants when gardeners take cuttings from growing plants to make new ones.It also 英语翻译Cloning has always been with us and is here to stay.It is a way of making an exact copy of another animal or plant.It happens in plants when gardeners take cuttings from growing plants to make new ones.It also happens in animals when tein it makes me angry that he__in class A is always speaking B would always speakC has always been speakingDdoes speak always How forgetful the old man is!He_____where he leaves his things.A.will always forget B.always forgetsC.is always forgetting D.has always forgotten请说明理由 ________ is as much an art as it is ________ science.A.Cloning; a B.Clone; / C.To clone; the D.Cloning; the 英语 英语,(20 22:18:26)Yong Stan_____like this.(a)has always been   (b)is always being    (c)have always been The rich____not always happy.A:are B:is C:has D:have 选哪个?为什么? The rich _____ not always happy.A are B is C have D has,写原因 he always ____vacation in EuropeA.spend B.has C.takes D.bings到底是什么 晕