(  )15. From the story, we  know _________.

A. the boy didn’t like others’ voice at all

B. the father had his own way to teach his son

C. it is not polite to repeat others’ voice

D. the boy and his father were rather tired

D.

Many people go to school for education. School education is very important and useful, but no one can learn everything from school. A teacher, no matter how much he knows, can't teach his student everything. His work is to show his students how to learn .He teaches them how to read and how to think. So much more is to be learned outside school by students themselves.

successful. They invented so many things. The reason for their success is that they knew how to study. They read many books outside school. They worked hard all their lives, wasting not a single moment. The most important thing is that they know how to use their brains(大脑).

(  )16. Students can’t learn everything in school because _____________.

A. the teacher doesn’t know much

B. the teacher can only teach them how to read and write

C. the teacher would not like to teach

D. there are still many things for the students to learn outside

(  )17.A teacher’s work is _________________

A. to teach all subjects                        B. to teach everything

C. to teach the students how to read and think     D. to work hard

(  )18.To know how to____is much more important than facts or formulas by heart.

A. work out maths problems          B. remember all the facts

C. study science                    D. study

(  )19.Why did the famous scientists become succes sful ? Because__________

A. they knew how to study

B. they remembered all the formulas

C. they didn’t get everything from school

D. they didn’t know how to use their brains