factory has shade continuity per roll of fabric. 什么意思啊?这是关于布的东西.这是验厂资料的一条，要我们填是否有做这个步骤的。

Shade shade factory has shade continuity per roll of fabric. 什么意思啊?这是关于布的东西.这是验厂资料的一条，要我们填是否有做这个步骤的。 Our factory has five _____workrs green shade full shade shade是什么意思 shade of shade是什么意思 factory The factory has been -----for two years.-----怎么填? How long has this factory been open这句话转变成这样可以吗How long has been factory open the factory has been open for twenty years 还是the factory has been opened for twenty years? Mrs.Green ______ here since the factory opened.A.has goneB.has beenC.has arrivedD.has been in 要详解This factory ( )for twenty years.A.has opened B.has openC.has been poen D.has been popened 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? Mr Smith has worked in this factory since he ( )to China A.has moved B.moved The factory ___since 1985.a.opened b.has opened c.was opened d.has been open