3 sentences

1. 这家网吧是按小时计时的。

   zhè jiā wǎng​bā shì àn xiǎo​shí jì​shí de.

   This internet cafe charges by the hour.

   Source: Dong Chinese Dictionary

2. 放学后，他经常去网吧玩电子游戏。

   fàng​xué hòu, tā jīng​cháng qù wǎng​bā wán diàn​zǐ yóu​xì.

   He often goes to internet cafes to play video games after school.

   Source: Dong Chinese Dictionary

3. 那家违规经营的网吧已经被查封了。

   nà jiā wéi​guī jīng​yíng de wǎng​bā yǐ​jīng bèi chá​fēng le.

   The Internet cafe that was operating in violation of regulations has been shut down and sealed.

   Source: Dong Chinese Dictionary