3 sentences

1. 他走访了30多个国家。

   tā zǒu​fǎng le30 duō ge guó​jiā.

   He visited over 30 countries.

   Source: CCMatrix

2. 午饭后，我们走访了一些老房子。

   wǔ​fàn hòu, wǒ​men zǒu​fǎng le yī​xiē lǎo fáng​zi.

   After lunch, we visited some old houses.

   Source: CCMatrix

3. 四天中我们走访了四个城镇的十三所学校。

   sì tiān zhōng wǒ​men zǒu​fǎng le sì ge chéng​zhèn de shí​sān suǒ xué​xiào.

   In four days, we visited 13 schools in 4 towns.

   Source: CCMatrix