.高级词汇的替换 1occur 替换 think of example: Suddenly I had an idea that someone had broken into my house. An idea occurred to me that someone had broken into my house. It occurred to me that someone had broken into my house. 2devote替换spend example: He spends all his spare time in reading. He devotes all his spare time to reading. 3average 替换ordinary example: Im an average ( ordinary ) student. 4but替换very example:The film we saw last night was very interest