7 sentences

1. 这里的学生大都来自农村。

   zhè​lǐ de xué​sheng dà​dōu lái​zì nóng​cūn.

   The students here mostly come from rural areas.

   Source: Dong Chinese Dictionary

2. 这些旧社会的条子大都身世凄凉。

   zhè​xiē jiù shè​huì de tiáo​zi dà​dōu shēn​shì qī​liáng.

   Most of these prostitutes in the old society had miserable backgrounds.

   Source: Dong Chinese Dictionary

3. 他意识到，那些关于成名的美梦大都是虚幻的。

   tā yì​shí​dào, nà​xiē guān​yú chéng​míng de měi​mèng dà​dōu shì xū​huàn de.

   He realized that most of those dreams of becoming famous were illusory.

   Source: Dong Chinese Dictionary

4. 由于年轻人大多进城务工，村里的农田大都荒废了。

   yóu​yú nián​qīng​rén dà​duō jìn​chéng wù​gōng, cūn​lǐ de nóng​tián dà​dōu huāng​fèi le.

   Because most young people have gone to the city for work, much of the village's farmland has been left fallow.

   Source: Dong Chinese Dictionary

5. 考古学家最近在元大都遗址有了重要发现。

   kǎo​gǔ​xué​jiā zuì​jìn zài Yuán Dà​dū yí​zhǐ yǒu le zhòng​yào fā​xiàn.

   Archaeologists recently made an important discovery at the site of the Yuan capital, Dadu.

   Source: Dong Chinese Dictionary

6. 咸阳在秦朝时期曾是一座规模宏伟的大都。

   Xián​yáng zài Qín​cháo shí​qī céng shì yī zuò guī​mó hóng​wěi de dà​dū.

   Xianyang was a magnificent metropolis during the Qin Dynasty.

   Source: Dong Chinese Dictionary

7. 参加这次会议的人员大都是来自各行业的专家。

   cān​jiā zhè cì huì​yì de rén​yuán dà​dū shì lái​zì gè háng​yè de zhuān​jiā.

   Most of the attendees of this meeting are experts from various industries.

   Source: Dong Chinese Dictionary