One day,as a teacher walked into his classroom,he heard Tommy And rews whisper to the boy next to him:"Look!Here's the teacher.I'll bet the silly donkey is going to talk about putting in commas."The teacher didn't say anything but he began to talk about putting in commas,and explained how important they could be.To show what he meant,he wrote on the blackboard the sentence:
"Tommy Andrews says the teacher is a silly donkey."
The class laughed and Tommy Andrews looked very red."Now," said the teacher,"I will show you how important commas are."【英语查词、查例句、找各类英语范文就上英语翻译学习网（enfanyi.com）】He put two commas into the sentence,and it now read:
"Tommy Andrews,says the teacher,is a silly donkey."
