Summer is almost here. (What)

Parents should sign their kids up. (Whom)

The swim classes are at the Community Pool. (Where)

Classes begin May 1. (When)

The pool is big enough for six students per class. (How)

Students can sign up for as many classes as they like. (How many)

Instructors will rate the students. (Who)

Children learn new skills. (What)

Children learn new skills. (Who)

Parents get to meet other parents. (Whom)