a. That book
b. This book
a. That book
a. That house
b. This house
a. That house
a. That tree
b. This tree
b. This tree
a. That apple b. This apple
b. This apple
a. That pen b. This pen
a. That pen
a. That scissors b. This scissors
a. That scissors
a. That bus b. This bus
b. This bus
a. That lunch box b. This lunch box
b. This lunch box
a. That door b. This door
a. That door
a. That cat b. This cat
a. That cat
a. That glue b. This glue
b. This glue
a. That stapler b. This stapler
b. This stapler
a. That tape b. This tape
a. That tape
a. That paper clip b. This paper clip
a. That paper clip
a. That shop b. This shop
b. This shop
a. That schoolbag b. This schoolbag
a. That schoolbag
