1 sentence

1. 老师要求我们在课堂上的言行举止要有规有矩。

   lǎo​shī yāo​qiú wǒ​men zài kè​táng shàng de yán​xíng jǔ​zhǐ yào yǒu​guī​yǒu​jǔ.

   The teacher requires our conduct and speech in class to be proper and disciplined.

   Source: Dong Chinese Dictionary