My father worked in a bank in 1990改否定句

My father worked in a bank in 1990改否定句 改否定句:My father worked in a hospital My father works in the bank..(改否定句) My father worked in a hospital.(改成否定句) my father works in a bank 改成否定句 改否定回答：My father worked in a hospital（怎么做）急! My sister works in a bank .(变为否定句) 改肯定回答：My father worked in a hospital（怎么做）急! My father teaches in a high school.的否定句 my father works in a bank work 为什么加s? My father works ______ a bank in the USA My father often watches TV in the evenings.改一般疑问句,否定句,划线提问,划