请问am的过去时是was还是were?
am/is/are的过去时分别是was还是were?
“If I were a boy”的谓语为什么是“were”?“am”的过去时不是“was”吗?
德语 请问was machen sie am wochenende?是询问过去还是将来?
am is are was were作为助动词时,后面的谓语动词还是原型吗.
be+过去分词怎么确定be是is还是are还是were还是was?
i was at home last night.这事一个过去时态的句子.这里为什么不用were 呢,我记得过去时am变
was或者were后面接一般现在时还是过去时还是现在进行时还是……
用was were的过去进行时怎么变成疑问句
请问英语都有哪些时态? was/am done 是英语的过去(现在)被动语态吗?
was\were的过去分词是什么
is am are does was were did的过去时造肯定句 否定句 一般疑问句 特殊疑问句 反义疑问句
英文*是*怎么说的啊!到底是was.were,been 还是am,are,is啊?