I was watch TV last week 错
一个句子不能有两个动词was是动词吗？当然是动词，be动词也是动词那为什么可以加过去分词？watched在这里不是过去分词，是过去式有了last week只能用过去式如果是for a week,那用完成时，用成i have watched TV for a week在这里的watched才是过去分词，但必须和have连用last week不能用在过去分词么？过去分词在完成时和被动语态中使用i was watched TV last week =电视上个礼拜在看我