Is that your ruler? -- yes, it is this is my parent

Is that your ruler? -- yes, it is this is my parent


Are those your rulers
Yes,they are
They are my parents



That is an orange


those are oranges



What is the plural of is that an orange?
What are these? And they are English buses


Is that an orange
Plural: are those oranges?
What are these?
What is this?
They are English buses.
This is an English bus



That is an orange bus
Lesson finish (at 3:30)


Those are orange buses
when does the lesson finish?