2 sentences

1. 文章的前后内容互相呼应，结构非常严谨。

   wén​zhāng de qián​hòu nèi​róng hù​xiāng hū​yìng, jié​gòu fēi​cháng yán​jǐn.

   The different parts of the article echo each other, creating a very rigorous structure.

   Source: Dong Chinese Dictionary

2. 在学习英语时，主谓呼应是一个非常基础的语法点。

   zài xué​xí Yīng​yǔ shí, zhǔ​wèi hū​yìng shì yī gè fēi​cháng jī​chǔ de yǔ​fǎ diǎn.

   Subject-verb agreement is a fundamental grammar point when learning English.

   Source: Dong Chinese Dictionary