Paper was invented by a Chinese man called CAI LUN in AD 105 改为主动

we all know that paper (.) by chinese people inthe old days A.was invented B.are invented C.Is invited Paper _____ first invented in China.A.is B.are C.was D.were如何做 Who ▁the paper in the world?Cai Lun▁.A invented；did B was invented；was C did invent；was Do you know __?A.who the paper is invited B.who the paper was inventedA.who the paper is invited B.who the paper was invented C.who the paper is invented by D.who the paper was invented by paper was invented in the a____ china 九年级 The paper was invented many c_______ ago by ancient Chinese. Whom was tea ( ) A invent by B invented of C invented by D invented from Who __ the telephone It ___ by Amy .A was invented was invented B inventWho __ the telephone It ___ by Amy .A was invented was invented B invented was invented Paper was invented by a Chinese man called CAI LUN in AD 105 改为主动 Paper was invented by a Chinese man called CAI LUN in AD 105 改为主动 who invented paper in china? Do you know when the telephone I think the scientist it in 1876 A was invented ,was invented B iDo you know when the telephone I think the scientist it in 1876A was invented ,was invented B invented was inventedC invented was invented D was invented .When was _____ umbrella _____?A.an; invented B.the; invented并请说明理由, A:who____the washing machine ______?B:It was invented by Fisher.A .was;invented B.was;invented by这个题该选哪一个? It is said that potato chips ______ by mistake about a hundred years agoA was invented B are invented C is invented D were invented Jame watt __ the steam engine A was invented B invented C had invented D has invented忘说了 顺便附带解析呗！ As is recorded in history,paper was first invented by Cai Lun in_______is today Henan Province.A.where B.the place C.which D.what（请做必要说明,请不要答非所问， Why don't we play in the park （改为同义句）Where was paper invented （回答）