in
Sydney,
you'll
find
a
broadchoice
of
opera,
drama,
classical
concerts,
rock
concerts
--
there's
toomuchchoicereally!
在本句中，第一个choice是可数名词，表示“在多个选项时，作出选择的一次行为”。而第二个choice是不可数名词，表示“可供选择的机会”。
例如：新牛津英汉双解大词典
■an
act
of
selecting
or
making
a
decision
when
faced
with
two
or
more
possibilities选择；抉择
the
choice
between
good
and
evil.
善恶间的抉择。
■[mass
noun]the
right
or
ability
to
make,
or
possibility
of
making,
such
a
selection
选择权；选择能力；可供选择的机会Ihad
to
do
it,
I
had
no
choice.没有选择，我必须做。
■a
range
of
possibilities
from
which
one
or
more
may
beselected选择范围
you
can
have
a
sofa
made
to
order
in
a
choice
of
over
fortyfabrics.
你可以定做一只沙发，有40多种面料可供选择。
■a
course
of
action,
thing,
or
person
which
is
selected
or
decidedupon
选中的行动步骤；入选物；入选者
这个磁盘驱动器是你电脑的完美选择。