Zhang Honghong is a teacher in Lintong，Xi'an.He has（1）t

aught

aught

in mountainous areas for 27 years.In 1996，Zhang graduated from university.He chose to（2）r

eturn

eturn

to his hometown.
    At the beginning，there were some old classrooms in the school.Face with the bad condition，many people would（3）l

eave

eave

soon，but he has continued teaching there until now.
    Because there weren't（4）e

nough

nough

teachers，Zhang Honghong often had to teach English，Chinese，math...In order to improve his teaching level，he also taught children.He knew how important education was for students in mountains，so he tried to learn more（5）u

seful

seful

teaching methods（方法）.He also helped students return to school.At first，many parents didn't accept his（6）a

dvice

dvice

.When he went for the third time，those parents finally（7）r

ealized

ealized

the importance of education and sent their children to school again.
    Life is not always smooth（順利的）.In 2000，Zhang had a serious spinal（脊柱的） problem，（8）b

ut

ut

he kept working.He even went down the mountain to buy medicine at weekends in order not to（9）m

iss

iss

his classes.Over the past 26 years，Zhang has brought up 1 doctor，more than 700 college students.He sets a good（10）e

xample

xample

for many teachers.