How to pronounce 疑問句 in Cantonese (2 out of 3):

疑問句就是「你知唔知」
The question is, "Do you know?"

Cantonese Sentence Breakdown

疑問句 ji4 man6 geoi3
question sentence
就是 zau6 si6
(verb) Something is…
nei5
you (informal, as opposed to courteous 您nín [您])
can be used to refer to an unspecified person
zi3
an alternative form for 智,wisdom
唔知 m4 zi1
don't know (spoken)