他是一名男演员。

Tā shì yì míng nán yǎnyuán.

He is an actor.

这只狗是男的还是女的？

Zhè zhī gǒu shì nán de háishi nǚ de?

Is this dog a male or female?

那位男老师很年轻。

Nà wèi nán lǎoshī hěn niánqīng.

That male teacher is very young.