How to pronounce 八九十 in Cantonese (4 out of 5):

八九十年代已经系做得咁好噶啦
It was done so well in the '90s.

Cantonese Sentence Breakdown

hai2
in
八九十 baat3 gau2 sap6
eighty-ninety
年代 nin4 doi6
era
ji5
already
to stop
then
afterwards
only
too much
enough!
used as a final particle to add emphasis
ging1
pass through
hai6
department
zou6
to do
to make
to produce
to write
to compose
to act as
to engage in
to hold (a party)
to be
to become
to function (in some capacity)
to serve as
to be used for
to form (a bond or relationship)
to pretend
to feign
to act a part
to put on appearance
to fight
to kill
to trick
to have sex
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
gam3
so (Cantonese)
Mandarin equivalent: 这样zhèyàng [这样], like this
hou3
to like
to love
to be fond of
to be liable to
to be likely to
got3
phonetic ga (used in rendering Tibetan and Mongolian sounds)
Tibetan Ge: language of Buddha
(dialect) final particle similar to 了le [了] (esp. in Yunnan)
la5
“now”, with an connotation of doubt
surprise
disapproval