2 sentences

1. 这出话剧将在下周五于国家大剧院上演。

   zhè chū huà​jù jiāng zài xià zhōu wǔ yú Guó​jiā Dà​jù​yuàn shàng​yǎn.

   This play will be performed at the National Centre for the Performing Arts next Friday.

   Source: Dong Chinese Dictionary

2. 这部交响乐将于今晚在国家大剧院首演。

   zhè bù jiāo​xiǎng​yuè jiāng yú jīn​wǎn zài Guó​jiā Dà​jù​yuàn shǒu​yǎn.

   This symphony will premiere tonight at the National Centre for the Performing Arts.

   Source: Dong Chinese Dictionary