a _ _ _ _ _ _ _ _
advanced
b _ _ _ _ _ _ _
beginner
biology
blackboard
board
book
bookshelf
chemistry
c _ _ _ _
class
c _ _ _ _ _ _ _ _
classmate
c _ _ _ _ _ _ _ _
classroom
c _ _ _ _ _ _ _ _
clever
His job is to teach people improve at a sport: c _ _ _ _ _
coach
That place is similar with university: c _ _ _ _ _ _
college
a set of classes about one subject: c _ _ _ _ _
course
desk
