2번 Alll confidental files ----- in locked cabinets that can only be accessed by the managerial staff

haver stored는 왜 답이될수 없나요ㅠㅠ

3번 Generix's newest line of televisions ---- to generate huge profits for the company

'큰 이익을 가져오는 것'이 목적어라고 생각해서 expected라고 생각했는데 왜 is expected인가요

22번 Willmington Product's clothing division ---- independently

from the rest of thecompany, with a separate headquarters based in Paris.

operates가 답이면 뒷문장은 그냥 다 꾸며주는 건가요??