5 . Steph Clemence always intended to go to college. But life has a(an) _________ throughout her early childhood years to _________ barriers. Growing up, she led a nomadic (漫游的) life because her mother, who remarried several times, was always on the _________. By the time of high school, Steph had lived in 25 places.

When her stepfather died in a car accident, leaving her mother to support three daughters on a(an) _________ income, paying for college became a serious question. But she still tried to figure out what to do with a life so _________ her plan for schooling.

The _________ came one afternoon when she was cleaning her bedroom. She _________ a thick document where she found a handout titled “Mrs. Clark’s Book List” by her high school English teacher Dorothy Clark.

It wasn’t homework, but it could be a(an) _________ for those not able to receive higher education due to _________ problems like her. The teacher had spent months creating a list of 153 books whose contents would be as __________ as a two-year study at an arts college.

Steph studied the list. Each of those books __________ her to learn more. The reading list was also a(an) __________ in her everyday life, even __________ with her on vacations to find out the next book. She never did get to college, but has now only four books left before __________ the list. She wishes she could thank Mrs. Clark for how reading the __________ on the list has changed her life.

6 . When I was a practice teacher in a middle school，the students in my class were always making ______，and had no interest in chemistry. So I decided to do ______to change their______ towards chemistry.

The evening before I would teach all by myself，I gave a piece of paper to everyone. I told them to write ______ they wanted on the paper and handed it in and then I could tell what each one had ______ .All the students said I _____ be longsighted(远视)．Then I stood ______ my back towards them. I didn't turn back ______ they had finished and ______ all the paper in a cardboard case.

I turned the cardboard case with the bottom(底部)towards the students，and told them calmly what each one had written on the paper. The students were surprised，______ that I had learned their ______ completely in such a short time.

I told them the truth and they were ______ at my brightness：there were five lines of students in the classroom，and every line had ten students. I had written serial number(from 1 to 50 )on every ______ of the paper in a chemical reagent(试剂)that cannot be seen ______eyes，and then gave ______out to the students according to the groups of their seats. After the paper was ______ in，I used______ chemical reagent onto the corner of the paper. Thus the serial number was ______！

______ ，the students became ______ interested in chemistry，and we became good friends.