英语 这家工厂已开办20年了.The factory --- --- open ---- twenty years.

英语 这家工厂已开办20年了.The factory --- --- open ---- twenty years. the factory has been open for twenty years 还是the factory has 同义词转换The factory opened twenty years ago.The factory ( ) ( ) this factory has been open for twenty years.为什么是open 而不是open The factory（ ）{open}for 10 years 英语根据中文完成句子1.今天早晨这家工厂发生了一起火灾.A fire_____ ______in the factory The factory opened twenty years ago.（同义句） T “那家公司开办5年了.”英语怎么说?that company has ___ ___ ___ five years ag The factory has been____for two years A open B to open C ope 英语：the factory usually stays ____ A.open B.opens .The factory has been ________ for three years.A.to open B.o The factory has been ________ for three years.A.to open B.op