7 sentences

1. 他志愿去偏远地区支教。

   tā zhì​yuàn qù piān​yuǎn dì​qū zhī​jiào.

   He volunteered to go to a remote area to teach.

   Source: Dong Chinese Dictionary

2. 他在农村支教一年。

   tā zài nóng​cūn zhī​jiào yī nián.

   He volunteered to teach in a rural area for a year.

   Source: Dong Chinese Dictionary

3. 他在一个偏僻的山村里支教。

   tā zài yī gè piān​pì de shān​cūn lǐ zhī​jiào.

   He is teaching in a remote mountain village as a volunteer.

   Source: Dong Chinese Dictionary

4. 他放弃高薪去支教，此举令人由衷敬佩。

   tā fàng​qì gāo​xīn qù zhī​jiào, cǐ jǔ lìng​rén yóu​zhōng jìng​pèi.

   His decision to give up a high salary to teach in underdeveloped areas is truly admirable.

   Source: Dong Chinese Dictionary

5. 他在云南支教期间，结识了很多彝族朋友。

   tā zài Yún​nán zhī​jiào qī​jiān, jié​shí le hěn​duō Yí​zú péng​you.

   During his time teaching in Yunnan, he made many friends from the Yi ethnic group.

   Source: Dong Chinese Dictionary

6. 他利用假期专程去乡村探访了那位支教多年的老师。

   tā lì​yòng jià​qī zhuān​chéng qù xiāng​cūn tàn​fǎng le nà wèi zhī​jiào duō nián de lǎo​shī.

   He took a special trip during the holiday to the countryside to visit the teacher who had been volunteering there for years.

   Source: Dong Chinese Dictionary

7. 那位热心的支教老师，启蒙了村里几十个渴望读书的孩子。

   nà wèi rè​xīn de zhī​jiào lǎo​shī, qǐ​méng le cūn​lǐ jǐ​shí gè kě​wàng dú​shū de hái​zi.

   That dedicated volunteer teacher enlightened dozens of children in the village who were eager to learn.

   Source: Dong Chinese Dictionary