も
(Mo)
Added to question words to mean 'all' or 'none' depending on the verb polarity.
Connection rules
- +Question word + も + Positive/Negative Verb
Examples
1.
デパートはどれも高くて、何も買えませんでした。

Depaato ha dore mo takaku te, nani mo kae mase n deshi ta.
Everything at the department store was expensive, so I couldn't buy anything.
「Expensive shopping trip」
2.
その質問にはだれも答えられませんでした。

Sono shitsumon ni ha dare mo kotae rare mase n deshi ta.
No one could answer that question.
「A very difficult test」
Practice
Since it was very early in the morning, there was no one in the park.
朝早かったので、公園には___いませんでした。
Romaji also accepted