My father worked for the IBM Company in the past.同意改写
问题描述：
My father worked for the IBM Company in the past.同意改写
My father worked for the IBM Company in the past.（同意改写）
My father ______ ______ work for the IBM Company.
答
My father used to work for the IBM company.
"used to do something" means doing something in the past time but not doing it any more for now.