has been given和was given这两个有什么区别两个都是被动语态?求知!

has been given和was given这两个有什么区别两个都是被动语态?求知! The plan____(give up) because of the heavy rain.答案是will be given up或has been given up .为什么不能是过去时was given up? An English speech＿to the children tomorrow. A.is given B.has been given C.will be given D.was give 高一英语单选求解twenty students wanted to skip history class,but only two thirds____ permissiona.has been givenb.given c.were givend.was given ( C )28.It was said that the new car to the institute as a gift by a businessman.A.had given B.would give C.had been given D.has been given has been working 和was working有什么区别 His money has been given out 还是His money has given out the solt has given out意思,为什么不能has been given out He have given me the letter.The letter_____given to me .(Change the sentence into the passive voicA was B has been More than one answer -------------- to the questionA.have given B.had givenC.were given D.has been given说明理由 more than one answer () to the question A has given B were given C has been given D have been givenwhy?句子意思是什么? Yesterday,David__________a ticket for speeding.A.gave B.had been given C.was gaven D.given the cake___into pieces.each student___a pieceA.was cut; was given B.has cut; has given选哪个为什么? 关于被动语态的题目求解eg.What kind of advice ______ you?A.has gave B.was gave C.had been given to D.has given正确答案为什么不是B呢?eg.The slave _____from morning till night.A.made to work B.was made working C.was made worked D.wa A talk on science _____in our school next Monday.A.will give B.will be given C.has given D.has been given 被动语态和一个短语分析1.Someone has given us a computer有两个宾语,用us做被动语态主语是We have been given a computer为什么用a comeputer做主语要在us前加to——A computer has been given to us2.get one's ear(s) pierce If it was thought carefully,it will have been done better.为什么要用was thought和has been done?不是问为什么要用被动语态 是为什么用was和has been 请问he was already fired和he has already been fired请问这两句有区别吗?