唔 大家都讀得好好呀
Well, everyone is reading very well.

Cantonese Sentence Breakdown

唔 ng4
oh (expression of agreement or surprise)
(Cantonese) not
to hold in mouth
to bite
大家 daai6 gaa1
everyone
都 dou1
all
both
entirely
(used for emphasis) even
already
(not) at all
metropolis
capital
big city
the whole
elegant
refined
without exception
also
too
still
used in a sentence to add an inference or interrogative tone
讀 duk6
to read
to study
reading of word (i.e. pronunciation), similar to 拼音pīnyīn [拼音]
to attend school
得 dak1
structural particle: used after a verb (or adjective as main verb), linking it to following phrase indicating effect, degree, possibility etc
to obtain
to acquire
to get
to gain
suit
proper
ready
finished
to be satisfied
to permit
to need to
to have gone as far as to
to have even done
can
好好 hou2 hou2
very good
呀 haa1
(particle equivalent to 啊 after a vowel, expressing surprise or doubt)