I cannot account for what has happened.とは 意味・読み方・使い方

I cannot account for what has happened.

I can't explain what happened.

I could not understand what happened that time.

I'm ignorant (of) how it happened.

I'm not going to leave until I find out what happened.

I haven't figured out what is happening.

I'm sorry to hear what happened.

What happened next, I don't know.

I don't know what happened.

I didn't know what I should do.

I was at a loss [all at sea] (as to) what to do.

At that time, I didn't know what to do.

I didn't know what I should do at that time.

Not knowing what to do, I did nothing.

I was at a loss what to do.

I didn't know what to say.

Nobody could decide (as to) what to do.

At first, I didn't know what to do.

At first I didn't know what to do.

I don't know what's what anymore.

I still cannot understand what was wrong with it.

I didn't know what to do first.

I don't know what's what.

I didn't know what I should do.

I ended up not knowing what to do.

I cannot remember what I was thinking at that time.

I was [felt] uncertain (about) how to act.

“What's up?"—“Search me."

I completely didn't understand what you were saying.

I don't know what to do now.