I was wondering

I was wondering where you went.

Je me demandais où tu étais allé.

I was wondering where you were.

Je me demandais où tu étais.

I was wondering.

Je me demandais.

— Shrek (2001)

I was wondering what she's thinking.

Je me demandais à quoi elle pensait.

— Blue Is the Warmest Color (2013)

I was wondering when he would come back.

Je me demandais quand il reviendrait.

I was wondering when you were going to tell me that.

Je me demandais quand tu allais me le dire.

I was wondering why her lunch box was always so clean.

Je me demandais pourquoi sa boîte à lunch était toujours aussi propre.

— Eat Drink Man Woman (1994)

I was wondering what that was.

Je me demandais ce que c'était.

I was wondering that, too.

Je me posais la même question.

I was wondering Sir, which one of this walls is Inca?

Je me demandais, Monsieur, lequel de ces murs est inca ?

— The Motorcycle Diaries (2004)