Grammar Point
A Keyphrase should be a short phrase that brings to mind and helps to remember the information on this frame.
many, numerous, a lot
large amount of, large quantity of, a lot, much
Noun + が +
The word
Predicate position
When describing a large quantity, the subject is marked with the particle が followed by the adjective
本が
There are many books.
学生が
There were many students.
Note
In standard Japanese, it is considered ungrammatical to use