My sister has been working in that factory ever ______ it wa

My sister has been working in that factory ever ______ it wa My mother has been working in that clothing factory for___. my mother has been woking in that clothing factory for- my father has been working in the factory （since 1990） （对括起来 My sister has been working ()western China since graduated.A My sister has been working for this firm 与My sister has alre It has been in my Connie has been working in the factory __ she was twenty yea He is said to have been working in that factory for twelve y How long has that factory been ____ It's been open ____ seve He has been working in the factory___.A.ever since B.10 year 英语翻译My sister is ___ ___ working in that company.=My sister