Which one would you choose "koto" or "no"? Part 2

I asked questions about "koto" and "no" in last post. You can find the answers to the quiz below.

A. In which sentences can be "no" replaced with "koto"?

1. Mainichi joggingu wo tsuzukeru no/koto wa muzukashii.
2. Akai kutsu to kuroi kutsu, docchi ga niau? → Akai no ga niau yo. *"Koto" can't be used.
3. Watashi wa shiranai machi ni iku no/koto ga suki desu.
4. Kono suteeki ga oishii no wa Kobe-gyuu wo tsukatteiru kara desu. *"Koto" can't be used.
5. Yamada-san ga Amerika ni hikkosu no/koto o shitteiru?

B. In which sentences can "koto" be replaced with "no"?

1. Kyuujitsu ni donna koto wo suru? *"No" can't be used.
2. Kono mise no namae wo kiita koto ga aru? *"No" can't be used.
3. Uta o utau koto/no to odoru koto/no, docchi ga suki?
4. Watashi no shumi wa e o kaku koto desu. *"No" can't be used.
5. Gaikokugo o benkyou suru koto/no wa jikan ga kakaru.

That's all for today, but I will post an explanation soon in 2022. Happy new year, every one!! Yoi otoshi o!!