〜ながら…. While

[Verb stem] + ながら、[verb ます]

音楽を聴きながら、勉強します。

While listening to music, I study.

料理しながら、話します

While cooking, I talk.

電車に乗ながら、日本語を勉強している I study Japanese while I’m on the train

〜ところです　to be about to do something

The grammar pattern 〜ところです (~tokoro desu) is used to indicate that an action is in the process of happening or has just occurred. It emphasizes the immediacy or current state of an action. This expression is often used to share a situation, experience, or circumstance.

[Verb (short/present form)] + ところです

食べるところです。 I am about to eat.

出かけるところです。 I am about to leave.

話すところです。 I am just about to talk.