3 sentences

1. 超市满一百元可以参加一次抽奖。

   chāo​shì mǎn yī​bǎi yuán kě​yǐ cān​jiā yī cì chōu​jiǎng.

   Spending over one hundred yuan at the supermarket entitles you to enter a lucky draw.

   Source: Dong Chinese Dictionary

2. 晚宴后的抽奖环节是今晚的重头戏。

   wǎn​yàn hòu de chōu​jiǎng huán​jié shì jīn​wǎn de zhòng​tóu​xì.

   The lucky draw after the dinner is the highlight of tonight.

   Source: Dong Chinese Dictionary

3. 他在这次抽奖活动中幸运地中了大奖。

   tā zài zhè cì chōu​jiǎng huó​dòng zhōng xìng​yùn de zhòng le dà​jiǎng.

   He was lucky enough to win the grand prize in this lucky draw.

   Source: Dong Chinese Dictionary