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Oh I didn't know

Conversation phrases, Stage 1chunk 36 of 68Reacting

Acknowledges new information or a sudden understanding.

Mix-ups sou datta n da takes in news; sou iu koto ka means it finally clicked.

sou datta n da

polite sou datta n desu ne

oh, so that's what it was; I had no idea

Said when someone's explanation clears up something you'd wondered about.

Sou na n da reacts to plain new info; datta adds 'that explains it'.

casual

sou datta n da. dakara kinou inakatta n da ne.

Oh, I see. So that's why you weren't there yesterday.

そうだったんだ。だから昨日いなかったんだね。

polite

sou datta n desu ne. dakara kinou inakatta n desu ne.

Oh, I see. So that's why you weren't there yesterday.

そうだったんですね。だから昨日いなかったんですね。

Written そうだったんだ · そうだったんですねWho you say it and hear itHeard 152× in 3.17 million lines of film and TV subtitles

shiranakatta

polite shirimasen deshita

I didn't know (that); I had no idea

React to news or a fact that surprises you, often after e, honto?

shiranai (present) is 'I don't know'; use the past for news you've just heard.

casual

e, kekkon shita no? zenzen shiranakatta!

What, you got married? I had no idea!

え、結婚したの?全然知らなかった!

polite

e, kekkon sareta n desu ka? zenzen shirimasen deshita.

Oh, you got married? I had no idea.

え、結婚されたんですか?全然知りませんでした。

Written 知らなかった · しらなかった · 知りませんでしたWho you say itHeard 1494× in 3.17 million lines of film and TV subtitles

sou iu koto ka

polite sou iu koto desu ne

oh, so that's it; now I get it

Said when something finally makes sense, often half to yourself.

Close to naruhodo; the ka falls, so it isn't a question.

casual

aa, sou iu koto ka! yatto wakatta.

Oh, so that's it! I finally get it.

ああ、そういうことか!やっと分かった。

polite

aa, sou iu koto desu ne. yatto wakarimashita.

Ah, so that's what it is. Now I understand.

ああ、そういうことですね。やっと分かりました。

Written そういうことか · そういうことですねWho you say itHeard 66× in 3.17 million lines of film and TV subtitles

honto da

polite hontou desu ne

oh, it's true; you're right

Said when you check and see that what someone told you is true.

hontou? (really?) asks; honto da confirms.

casual

a, honto da. ame futteru.

Oh, you're right. It's raining.

あ、ほんとだ。雨降ってる。

polite

a, hontou desu ne. ame ga futte imasu.

Oh, so it is. It's raining.

あ、本当ですね。雨が降っています。

Written ほんとだ · 本当ですねWho you say itHeard 1012× in 3.17 million lines of film and TV subtitles

kizukanakatta

polite kizukimasen deshita

I didn't notice; I didn't realize

When you missed something right in front of you; also an apology for an oversight.

shiranakatta is for facts you didn't know; kizukanakatta is for things you failed to see.

casual

gomen, kiteta no? zenzen kizukanakatta.

Sorry, you were here? I didn't notice at all.

ごめん、来てたの?全然気づかなかった。

polite

sumimasen, irasshatta n desu ka. zenzen kizukimasen deshita.

Sorry, you were here? I didn't notice at all.

すみません、いらっしゃったんですか。全然気づきませんでした。

Written 気づかなかった · きづかなかった · 気づきませんでしたWho you say itHeard 315× in 3.17 million lines of film and TV subtitles