他提出了一个让人深思的反问。

tā tíchūle yīgè ràng rén shēnsī de fǎnwèn.

He posed a thought-provoking rhetorical question.

他的反问让大家陷入沉思。

tā de fǎnwèn ràng dàjiā xiànrù chénsī.

His rhetorical question plunged everyone into contemplation.

教授经常用反问引导学生思考。

jiàoshòu jīngcháng yòng fǎnwèn yǐndǎo xuéshēng sīkǎo.

Professors often use rhetorical questions to guide students' thinking.