Putonghua is the official language of China.

普通话是中国的官方语言。

Learning Putonghua is challenging for me.

学习普通话对我来说很有挑战性。

Tourists are encouraged to learn basic putonghua phrases.

鼓励游客学习基本的普通话短语。

She is learning putonghua to improve her communication skills.

她正在学习普通话以提高她的沟通技巧。

Many schools in China teach putonghua as the standard language.

中国的许多学校教授普通话作为标准语言。

He speaks fluent putonghua despite being from a different province.

尽管他来自不同的省份，他说普通话很流利。

His Putonghua is very fluent.

他的普通话说得非常流利。

The TV show is broadcast in putonghua to reach a wider audience.

这档电视节目用普通话播出以吸引更多观众。

The waiters greeted us in Putonghua and we answered them in Putonghua.

服务员用普通话和我们打招呼，我们用普通话回答。

Putonghua (or Mandarin) the predominant dialect, is spoken by over 70% of the population.

普通话 是主要的方言，超过70%的人口在使用。