D—David

R—Richard

R：Hi，David.Did you read the article by Mr.Smith？

D：Well，I read some of his articles.What's the topic of the article you mentioned？

R：It's about education.

D：Yes，I did read it.I've learned a lot from the article.

R：So have I.Mr.Smith says the purpose of education is to make all the students ready for the （1）　   　life.

D：I（2）　 　 all students should become engineers，scientists，artists and so on through hard work.

R：I once had the （3）　 　 incorrect idea.Now I know that common workers are also needed by our society.

D：Yes.If no people clean streets and take the rubbish away，terrible diseases（疾病）will soon appear and （4）　 　 easily.

R：It's clear that we can't live without them.So，common workers are very important and they're considered the （5）　 　 part of our society.We can't imagine how awful our world will be if they are all （6）　    　 in our life.

D：Surely，each job has the （7）　    　of its own，no matter what kind of job it is.

R：Mr.Smith also says every job is different in （8）　    　of knowledge and skills.Different people can do different jobs.The society offers different kinds of （9）　   　 chances to different people.

D：That's for sure.People are different in abilities. （10）　    　 jobs they take，their abilities should match them.Then they can work happily and do good to the society.

R：I can't agree with you more.