2 sentences

1. 学校正在为大一新生举行开学典礼。

   xué​xiào zhèng​zài wèi dà​yī xīn​shēng jǔ​xíng kāi​xué diǎn​lǐ.

   The school is holding an opening ceremony for the freshmen.

   Source: Dong Chinese Dictionary

2. 大一新生们正在操场上招募社团新成员。

   dà​yī xīn​shēng men zhèng​zài cāo​chǎng shàng zhāo​mù shè​tuán xīn chéng​yuán.

   Freshmen are recruiting new members for clubs on the playground.

   Source: Dong Chinese Dictionary