没有错，more用作修饰可数名词，much用作修饰不可数名词。
但是much，many
甚至
few
都可以修饰more
这又要先看more
是修饰甚麼类名词的，若是修饰可数名词的话，便可以用many
或
few
来修饰。
例:
there
are
many/few
more
opportunities
waiting
for
you.
但若果
more
是修饰不可数名词时。则要用much
来修饰了。
例:
there
is
much
more
pollution
in
the
city.
很希望会对你有帮助。
