在句子中起宾语作用的从句叫做宾语从句.宾语从句分为三类:动词的宾语从句,介词的宾语从句和形容词的宾语从句. 时态:1•主句用一般现在时,从句可用任意时态。 i don’t know if there will be a bus any more. 2•主句用过去时,从句用过去某个时态。 he told me that he would go to the college the next year 3•主句用过去时,从句是真理时,只用一般现在时。 the teacher told the children that the sun is round