Question

there are____more visitors than we expected A、few B、little C、many D、a little

Answer 1

1 there are_many___more visitors than we expected
----- many 修饰 名词复数visitors
2 there is__much__more help given to us than we expected
------ much修饰不可数名词 help
3 同样的道理：a few more + 名词复数形式。 a little more +不可数名词 。