my father has been working in the factory （since 1990） （对括起来

my father has been working in the factory （since 1990） （对括起来 My mother has been working in that clothing factory for___. His father has been lived in the town since 1950... 1.My father s____ has lunch in the factory. My sister has been working in that factory ever ______ it wa Connie has been working in the factory __ she was twenty yea tom has been in the factory --- he left school.a.since b.as My sister has been working ()western China since graduated.A He has been working in the factory___.A.ever since B.10 year My father ___(work) in the factory since three years ago. My father ___(work) in the factory since three years ago.答案是 Mr.Smith has been here since the factory opened为