"The man works in the police." seems like an awkward sentence in English. Should this read "The man works for the police."?
I agree this is unnatural phrasing. "The man works for the police" would be better.
This sentence has been removed for exactly the reason you give but where did you find it. Which part of the course was it in: the tree, strengthen skill or test out. If you can recall please let us know so we can remove it from there too. thank you.
For me it's in the tree, as an English —> Greek multiple choice question (y)