我们班共有三十五个学生。

Wǒmen bān gòngyǒu sānshíwǔ gè xuéshēng.

Our class has thirty-five students in total.

这栋楼共有二十层。

Zhè dòng lóu gòngyǒu èrshí céng.

This building has twenty floors in total.

这条地铁线共有二十三个站。

Zhè tiáo dìtiěxiàn gòngyǒu èrshísān gè zhàn.

This subway line has twenty-three stations in total.