The factory has increased its ___ by 12 percent this year.a.productb.outputc.goodsd.quantity请问选哪个?选和不选的原因?顺便把句子翻译成中文.

The factory has been -----for two years.-----怎么填? the factory has been open for twenty years 还是the factory has been opened for twenty years? Mr.Smith has been here since the factory opened为Mr.Smith has been here since the factory opened为什么用has been? Mrs.Green ______ here since the factory opened.A.has goneB.has beenC.has arrivedD.has been in The factory ___since 1985.a.opened b.has opened c.was opened d.has been open The new technique has ___ them to double the production of the factory The factory which/that was built in 1978 has closed.该为：The factory was built in 1978 has closed.是改为 The factory was built in 1978 has closed. He has never been to the factory.（反义疑问句） He has never been to the factory,_____ _____?按要求完成句子, The factory has bought a new machineThe factory has bought a new machine [ with which to make the spare parts].问：[……]中是什么从句? The worker does not work in the factory.He has his own____ The reason that the factory was burned down has not been found out. Our factory has five _____workrs tom has been in the factory --- he left school.a.since b.as soon as 依据开头字母填单词A university has many d______.Without p____,they entered the factory. Jim has been in the factory for two years _______ he left school.A.when B. how long has the factory been open为什么open不用过去分词? The factory has been_____for two yearsA.open B.to openC.openingD.opened he told us (that)A he (has visited)B (that)C factory the next (day)D