l'm sorty,l didn't know you said those words,l was careless

l'm sorty,l didn't know you said those words,l was careless l was wrong l'm not important for you,l I didn't know which dictionary was better ,so l took _____ A l don't know 与l didn't know的区别 翻译成汉语Thank you concern I.Some words l don't know how to ough 什么,l don\'t know.l\'m new here.填空 补全对话 the english test is coming.you know ,i didn't pass it l l didn't know you were so busy ,这里怎么有两个过去式? i didn't know you had called the police before l came here l don't know you to say l don t know l didn't know which one I should choose.改为同义句:I didn't know