なにも言わなかったことに腹をたてた。の英語

I said nothing, which fact made him angry.

The fact that I said nothing made him angry.

I was so dumbfounded that I couldn't say anything.

I should not have said that.

I said nothing about the matter.

It would have been wiser to leave it unsaid.

I'm sorry I didn't quite catch what you said.

I could not speak from fear.

I didn't hear what you said.

A foolish impulse made me say what I should have left unsaid.

I oughtn't to have said that.

I'd have been better leaving that unsaid.

I refrained from saying what I wanted to say.

wasn't inclined to believe the excuse

Not knowing what to say, I remained silent.

Not knowing what to say I remained silent.

Come again; I couldn't hear you.

What he said was over my head.

I couldn't hear anything.

Taken by surprise, I couldn't think of anything to say.

He kept his feelings to himself and did not say a word.

It was dishonest of you [You were dishonest] not to say so.

I felt it would be wiser not to say anything at all.

I didn't say anything.

I'm sorry I didn't quite catch what you said.

Not knowing what to say, I remained silent.

Not knowing what to say, I kept silent.

Since I didn't know what to say, I remained silent.

I have passed over some details.

Sorry, I didn't hear.