When I entered the hall, I didn't know of the people there. [ ] A．none B．some C．
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When I entered the hall, I didn't know ________ of the people there.
[]
A．none B．some C．any D．either
试题答案
答案：C
When I entered the hall, I didn't know ________ of the people there.
[]
A．none B．some C．any D．either
答案：C