6 sentences

1. 兹事体大，不可不慎。

   zī shì​tǐ dà, bù kě bù​shèn.

   This is a matter of great importance and must be handled with caution.

   Source: Dong Chinese Dictionary

2. 敬启者，兹收到您的来信。

   jìng qǐ zhě, zī shōu​dào nín de lái​xìn.

   To whom it may concern: I have received your letter.

   Source: Dong Chinese Dictionary

3. 今兹美禾，来兹美麦。

   jīn zī měi hé, lái zī měi mài.

   The grain is fine this year, and the wheat will be fine next year.

   Source: Dong Chinese Dictionary

4. 兹定于明日上午举行会议。

   zī dìng yú míng​rì shàng​wǔ jǔ​xíng huì​yì.

   It has been scheduled that the meeting will be held tomorrow morning.

   Source: Dong Chinese Dictionary

5. 兹事体大，用特向全体成员发函通知。

   zī shì tǐ dà, yòng tè xiàng quán​tǐ chéng​yuán fā​hán tōng​zhī.

   This matter is of great importance; therefore, a formal notice is hereby sent to all members.

   Source: Dong Chinese Dictionary

6. 龟兹是古丝绸之路上的一个重要古国。

   qiū cí shì gǔ sī​chóu zhī lù shàng de yī gè zhòng​yào gǔ​guó.

   Kucha was an important ancient kingdom on the Silk Road.

   Source: Dong Chinese Dictionary