She often keep the office clean when she was at work.中的动词要怎样

She often keep the office clean when she was at work.中的动词要怎样 she often kept the office clean when she was at work.这个句子对吗, To do this she had to work,and so was often not at home 中的最后 she often ______ my keys at home when she goes to work A for He usually works in the office in the morning.She often work she was eating while the rest ()at work. When she _____ (finish)her work in the office,Mrs.Smith left What did the woman at the cinema box-office feel when she sa Linda was a few minutes late.Wilson 16 the office when she g office she the Monday at was on 用这些单词连词成句 She was cocking when she heard someone ( )knock at the door She majored in math when she was at the university 的意思