⇒ 展出的作品，有的来自本土，有的来自海外。 (Zhǎnchū de zuòpǐn, yǒude láizì běntǔ, yǒude láizì hǎiwài.) Of the articles on display, some are local, others are from overseas.
⇒ 他说这些论文写得都很好，我看有的很一般。 (Tā shuō zhèxiē lùnwén xiě de dōu hěn hǎo, wǒ kàn yǒude hěn yībān.) He says that all the essays are good, but some of them look pretty mediocre to me.