I didn't get that means .A.I didn't take that B.I didn't hea

I didn't get that means .A.I didn't take that B.I didn't hea i didn’t like that~ I said that,didn't I' m sorry ,I didn't get that remark. Why Didn't I Think of That? i didn't ( ) ( ) that book (想起) i said that,didn't 是什么句型 i didn't know ________at that time See,I didn't know that. I didn't think it was that big a deal. i didn't see I didn’t know