22.	Qíngwèn, zhè. fùjìn yǒu gōngyòng diànhuà ma?	May I ask, is there a public telephone in the area?
23.	Wǒ wangle dài tāde diànhuà hàomar.	I forgot to bring his telephone number.
2U.	Wǒ bú huì chá Zhōngguo diànhuàbù.	I don’t know how to look things up in a Chinese phone book.
25.	gongguan	residence, home (a polite reference to another's residence)