come upstairs and see it come是一个不及物动词 后面不是需要跟上介词吗?为什么不用副词也可以

come upstairs and see it 为什么用and 不用to come upstairs and see me为什么不能用come upstairs to see it come upstairs and see it为什么and不能换成to come upstairs and see it 为什么不能用`come downstairs and see it 为什么come upstairs and see it 在英语中不能用come upstairs to see it.求 come upstairs to see it 为什么不对? come upstairs and see it 与come upstairs to see it 那句对 Come upstairs and see it.这里为什么不能把and替换为to? come upstairs and see it 到楼上看看... come upstairs and see it的反意疑问句 Come upstairs and see it把And换成To讲得通吗 come in here这句话在电影里看到,不是说副词前不用介词吗?here是副词