也不知道他在干什么
“I wonder what he's doing.”
THE DIALOGUE REEL
我就记得住呢
“I could remember it?”
也不知道 他 在干什么
“I wonder what he's doing.”
Direct spoken expression in this communicative setting.
Phrasing wondering aloud with '也不知道' is a typical way native speakers soften inquiries and share internal thoughts without demanding a direct answer.
LEARNING CHUNKS & PARTICLES
who knows / no idea
Used at the start of a sentence to introduce wondering, speculation, or mild perplexity.
doing what / up to what
Standard conversational phrase for asking or wondering about an ongoing action.
VOCABULARY & EXPRESSIONS
Parallel Spoken Cinema Scenes (语义近邻切片)
“and ask if he is there.”
“but she doesn't know what kind of work he does.”
“I have no idea where he is.”
“Who knows what he'll do next time?”
“I wonder where he is”
“I don't know what he's thinking. It must be hard for an old man like him.”
“I really don't know. I...”
“I don't know what his rush was.”
“I wonder what he is going to do.”
“I don't know what he's been busy with.”
“I'm clueless about how he's doing over there now.”
“(I still don't know what I'm doing.)”
“But I didn't know where he went either.”
“What is he doing?”