A、Two years. B、Half a year. C、One and a half year. D、One year. D问题问的是艾米在人事部门工作多久了。根据女士所说Oh, about a year可知，这位女士在人事部门工作了一年。故选D。

M：Amy, what was your first job?
W：I worked first as a secretary.That lasted for two years.Then I was promoted to be personnel manager.
M：What were your duties?
W：I was responsible for all personnel matters.
M：Did you enjoy it?
W：Well，the people were nice.I liked the people I worked with.
M：And how long did you stay there?
W：Oh, about a year.
Q17.What was Amy’s first job?
Q18.What was Amy responsible for as the personnel manager?
Q19.How long did Amy stay at the Personnel Department?