请进屋坐，不要客气。

Qǐng jìnwū zuò, búyào kèqi.

Please come in and sit, don't be so polite.

服务员对每位客人都很热情。

Fúwùyuán duì měi wèi kèrén dōu hěn rèqíng.

The waiter is very warm to every customer.

这家饭店今天没有客人。

Zhè jiā fàndiàn jīntiān méiyǒu kèrén.

This restaurant has no customers today.