Paper has been made ____ wood since the 19th century.

Paper has been removed . Paper has been made ____ wood since the 19th century. peopie has been made of silk and 错了 错了 是paper对不起各位拉 把下列句子变为特殊疑问句1.My life has been changed by computers.(why)2.Paper has been made from wood since the 19th century.(when) has been made 和has made的区别 帮忙做下下面几道英语题.100%准确率!1: The paper for books ____ from wood. A. is made B. are made C. is being made D. has been made 2. The book ____ well ____. A. has been … written B. is keeping C. is wrote 3. A l was made与has been made的区别及用法 现在完成时has made friends和 has been friends区别 1.Einstein like Base's paper so much that he ___ his son work and translated it into German .A has made contact with B has made contact C has been contacting with D has baan contacting2.___ well prepared you are,you still need a lot of luck in the mo 英语单句改错 The Chinese have been made paper for two thousand years. What decision has been made?变主动语态 The following Test has been made available in No judgement has been made in the absence of proof. i can make you every promise that has ever been made中的 has ever been made是什么语法时态呀 英语翻译This paper addresses the problem why grid technology has not spread as fast as the Web technology of the 1990's.In the past 10 years,considerable efforts have been put into grid computing.Much progress has been made and more importantly,f 英语翻译Paper was first created about 2000 years ago,and has been made from silk,cotton,bamboo,and,since the 19th century,from wood.People learned to write words on paper to make a book.But in those days,books could only be produced one at a time No decision about any future appointment until all the candidates have been interviewed.A.will be made B.is made C.is being made D.has been made he _____ research these three years,and he ___several discoveries this year.a.has been doing ,made b.has been doing ,has made.能否说明原因？