答案是A可是had也是过去式啊,

答案是A可是had也是过去式啊, had是什么的过去式? It's high time we _____ cutting down the rainforests你们都说是had to stop ,我选的也是,可是英语家园给的答案是stopped, Daddy didn't mind what we were doing,as long as we were together,__fun.A.had B.haveC.to haveD.having选哪个对啊wswss11986，一开始我也是这样想的，可是答案是Dlong as we were together能不能算插入语，现在看看好像不行 He said that he had never seen such a __________(Imagine) film before.词性转换 答案是unimagination.可是我想不通啊 英语改错题 We listen that Japan is a good place to go sightseeing.(找出句中错误并改正)本人的答案上是listen改为hear,可是我认为就算是hear也要heard(书上原句也是过去式)请问高手应该怎样改? Jet Li is a kind man,he-----(give) away a lot of money to charity用过去式,应该可以的呀,可是答案是has given .为什么过去式gave不可以 关于一道have与have got用法的题he had a drink before dinner.这句话不能用have got替换因为是例句是过去式可是为什么he had to leave early 就可以呢不是同样是过去式么 You look tired now.You stay at home and have a rest.选项在下面A.had to B.had better C.would like to D.would rather 请问答案是哪个 为什么 这里动词要用过去式 过去式had 实际气体绝热恒外压膨胀,温度会怎样变化我想的也是降低，可是答案是：不一定，郁闷啊郁闷 Mother said that you stayed home and that you had to do all housework.为什么在这里要用you stayed home,是过去式?转告时应该还没有发生啊you had to do all housework.说话时肯定没有发生呀,为什么也是过去式呢? the kettle____ dry if i had been more careful.A would not boil B would not be boilingC would not be boiled D can not boil我也选的C啊，可是答案是A 几个关于虚拟语气的问题~1.The old man felt as if he______die.A.was going to B.were going toC.will D.would为什么呢?可是FELT是过去式啊?不应该用HAD BEEN GOING 而且系动词后面AS IF不是可直接接真实条件句的吗?为 i had a very good time during my holiday是一般过去式吗 a large crowd of people had gathered under the Town Hall是过去完成时 改为过去式 可是答案是A,这是怎么回事? ___we had to go homea.there was no busb.there being no bus我觉得是a 可是答案是b,为什么