A public house which was recently bought by Mr.Ian Thompson is up for sale. Mr.Thompson is going to sell it because it is haunted. He told me that he could not go to sleep one night because he heard a strange noise coming from the bar. The next morning, he found that the doors had been blocked by chairs and the furniture had been moved. 上文里的最后几句是过去完成时,而我发现有时候不用加been的,是什么道理? 加不加been都一样吗?
U9-1:Have you ever been to a museum?知识点1现在完成时的结构和用法(2)(ever、never、been、gone)