Everyone except Tom was there then为什么是was?不是si?为什么是过去式?

Everyone except Tom was there then为什么是was?不是si?为什么是过去式? Everyone except Tom and Jim_____there then.A.is B.was C.are Everyone except Bill and Jim 中间是（was/is/are/were中的哪一个）there Everyone except Tom and John was there when the meeting bega 为什么是If I were your father ,而不是I was your father?am的过去式不是was吗 Tom said he (not feel)_well ,was he?答案是wasn't felling为什么不是wa 英语翻译这里为什么是were不是was My friend said everyone except Tom and Jim ____ there then. she was walking slowly.明明是过去式为什么要用walking?那不是现在进行时吗? Everyone except Tom and John ( ) there when It was a wonderful planet!为什么是was(过去式）呢?不应该是is吗? 为什么用过去式呢.was.