3 sentences

1. 我和妹妹相差六岁。

   wǒ hé mèi​mei xiāng​chà liù suì.

   My sister and I are six years apart.

   Source: CCMatrix

2. 他们两人同是40岁，出生只相差12小时。

   tā​men liǎng rén tóng shì40 suì, chū​shēng zhǐ xiāng​chà12 xiǎo​shí.

   Both are 40 years old and were born only twelve hours apart.

   Source: CCMatrix

3. 在中国，全国各地的传统和庆典相差很大。

   zài zhōng​guó, quán​guó gè​dì de chuán​tǒng hé qìng​diǎn xiāng​chà hěn dà.

   In China, traditions and celebrations vary greatly across the country.

   Source: CCMatrix