3 sentences for 定 (dìng — book)

1. 我定了一份明年的报纸。

   wǒ dìng le yī fèn míng​nián de bào​zhǐ.

   I ordered a subscription for next year's newspaper.

   Source: Dong Chinese Dictionary

2. 我们在剧院定了一个包厢。

   wǒ​men zài jù​yuàn dìng le yī gè bāo xiāng.

   We booked a private box at the theater.

   Source: Dong Chinese Dictionary

3. 他在卧铺车厢定了一个下铺床位。

   tā zài wò​pù chē​xiāng dìng le yī gè xià​pù chuáng​wèi.

   He booked a bottom bunk in the sleeper carriage.

   Source: Dong Chinese Dictionary