I found a piece of paper on my desk that said "..."中的that said 可否替换为on which written?或者是将said 替换为on which?我觉得怪怪的..

英语Then I found a piece of paper in I found () in the city of Beijing.A.works B.a work C.a piece of work I found a piece of paper on my desk,_____Stupid Sarah got a I found a piece of paper on my desk,_____Stupid Sarah got a A.said B.which saying C.say D.saying Was I a piece of medicine for Yesterday afternoon I found a group of boys p soccer on the palygroundYesterday afternoon I found a group of boys p------ soccer on the palyground该填什么 Entering the office,I found the boos ___ at the desk,___ something on a piece of papera.sitting; wrote b.seated; writingB a piece of summer.a piece of piece of piece of Heaven 歌词：The minute you walked through my door I knew this love is forever more But then you told me all these lies See the tears filling up my eyes All I want,is a little piece of heaven All I need,a little piece of heaven P He found a------of keys yesterday.A.cup B.bottle C.piece D.set 英释汉：I am hungry,I want a piece of cake. a piece of work a blank piece of take a piece of A piece of a piece of a piece of cake a piece of paper A piece of cake