What is this?
What is that?
It’s a banana.
practice
This is a banana.
That is a banana.
Is this a banana?
Is that a banana?
肯定：Yes,it is. 否定：No,it isn’t.
conlusion
结论：肯定句变为一般疑问句，只需 把be动词（am，is , are）提前。
conlusion
This is a banana. That is a banana. .
These are bananas. Those are bananas.
如果问句中有this，that时，答语用it代替。
Eg: what is this? -It’s a hat. what is that?-It’s a pen.
指示代词 this,that,these,those的用法
单数 这/那
this that
This is a hat.（近） That is a hat.（远）
What is this?
What is that?
It’s a hat
practice
This is a banana.
That is a banana.
This is a banana.
That is a banana.
Is this a banana?
Is that a banana?
结论：肯定句变为一般疑问句，只需 把be动词（am，is , are）提前。
复数（这 些/那些）
those
these
These are pears.（近） Those are pears.（远）
What are these? What are those?
They are pears.
practice
These are bananas.
Those are bananas.
What are these?
What are those?
They are bananas.
practice
These are bananas.
Those are bananas.
Are these bananas? Are those bananas? 肯定：Yes,they are. 否定：No,they aren’t.
conlusion
These are bananas. Those are bananas. .
Are these bananas? Are those bananas?
如果问句中有these，those时，答语用they代替。
Eg: what are these? -They are bananas. Are those tomatoes? -Yes,they are.
Practice
What is this? It’s a dress.
What is that ? It’s a T-shirt.
Is this a tomato? Yes , it is.
Are these tomatoes? Yes, they are these ? They are socks.
What are those ? They are shorts.
Practice
Is this a T-shirt? Yes, it is.
Are these shoes? Yes,they are.
Practice