21.   I realize that all history and geography teachers will know the answers to these questions without looking them up.

22.   In most conventional schools, teachers barely know students in other classrooms, let alone have time to help them.

23.   In too many sad instances, a teacher knows a child better than anybody.

24.   It was a big bore to me, and the teacher knew it, infuriating him no end.

25.   Later, we suspected the teacher knew what was up but chose not to make an issue of it.

26.   Military teachers know precisely what their students should learn.

27.   My teachers know where the auditions are.

28.   Nor do all her fellow Centennial teachers know of her theatrical celebrity.

29.   Not enough teachers know about the new resources available, said Lance, who has talked about and demonstrated her toe-typing skills at conferences.

30.   Perhaps that is what my teachers know, and what my English will forgive.