The _____ is made of _____.
book, paper
The _____ are made of _____.
bottles, glass
The _____ is made of _____.
fork, metal
The _____ is made of _____.
spoon, metal
The _____ is made of _____.
box, cardboard
The _____ is made of _____.
bucket, plastic
The _____ are made of _____.
drinking bottles, plastic
The _____ is made of _____.
notebook, paper
The _____ is made of _____.
origami, paper
