在课堂上讲话 talk in class ; Speech in the classroom ; His speech in the classroom

课堂上请停止讲话 Please stop speech classroom ; Class please stop talking ; Please stop talking in class

他让你别在课堂上讲话 He toldyou.not to talk in class

他从来不在课堂上讲话 He never spoke at classroom

禁止课堂上大声讲话 Speak loudly against the classroom ; Ban on classroom speech aloud

不要在课堂上讲话 Do not talk in class

女儿在课堂上讲话 Daughter Talks

在课堂上不要讲话 In the classroom