Mr. Jackson works in a college. He likes reading and often   1    some books from the library. He keeps   2    to the radio every morning and reading   3    after dinner. So he knows much and teaches well. He is also good   4   his students. His students   5   him very much. Mike, Mr. Jackson's little son is only nine. He   6   likes reading books. And he often asks his father some questions. Mr. Jackson always thinks his son is too   7   to understand him, so he chooses（选择）  8   ones to answer. Of course the boy is not satisfied (对……满意) with them.
One day Mike read something about the electric lights and was   9   them. When his father told him to do housework, he went on（继续）thinking  10   it. He asked him   11   questions, and his father answered all. Then his father said proudly（自豪地），“Fathers always know   12   than sons!” The boy thought for a while and said, “  13   .” “Oh, why?” Mike didn't answer but asked. “  14    invented（发明） the electric lights?” “Thomas Edison.” answered Mr. Jackson “Why didn't his father invent them then?” Mike asked again.
Looking at his son, Mr. Jackson didn't know   15   to answer.

Mr Clarke works in a middle school. He likes reading and often __【小题1】__ some books from the library. He __【小题2】__ to the radio every morning and reading __【小题3】__ after supper. So he knows much and teaches well.His __【小题4】__ worship(崇拜) him very much. Mike, Mr Clarke’s little son, is only nine. He __【小题5】___ likes reading books. And he often asks his father some questions. Mr Clarke always thinks he's too __【小题6】__ to understand him and chooses __【小题7】__ ones to answer. Of course the boy is not satisfied with(对…满意) it. One day Mike read __【小题8】__ about the electric lights (电灯) and was __【小题9】__it. When his father told him to do some housework, he went on thinking of it. He asked him __【小题10】__ questions, and his father answered all. Then his father said proudly, "Fathers always know __【小题11】__than sons!" The boy thought for a while and said, __【小题12】__" "Oh? Why?" Mike didn’t answer and asked, __【小题13】__, "Who invented the electric lights?" __【小题14】__ "answered Mr Clarke. "Why didn't his father invent them, then?" Looking at his son, Mr Clarke didn't know __【小题15】___ to answer!