In the classroom 1

this is .................

• a clock

• a board

• a door

• a trash can

this is .................

that is .................

• a clock

• a board

• a door

• a trash can

that is .................

that is .................

• a clock

• a board

• a door

• a trash can

that is .................

this is .................

• a clock

• a board

• a door

• a trash can

this is .................

what's ............?

................ is a clock

• this

• that

Is that a board?

• Yes, it is

• No, it isn't