His car is new,but my car is old.=His car is new,but mine is old.
My trousers are blue.Your trousers are white.
=My trousers are blue.yours are while.
is or are
This isn't my coat.Mine ( ) red.
These aren't my shoes.Mine ( ) under the bed.
My trousers are blue,and his ( ) green.
Her bike is old,but his ( ) new.
This isn't my coat.Mine (is) red.
These aren't my shoes.Mine (are) under the bed.
My trousers are blue,and his (are) green.
Her bike is old,but his (is) new.
A:Jim,is this skirt yours?
B:Yes,it's mine.
A:Here you are.You must look after your clothes!
A:Yes.Thank you,Mr Hu.
Is this skirt yours?=Is this your skirt?
Yes,it's mine.
A:Here you are.
You must look after your clothes!
A:Yes.Thank you,Mr Hu.
A:Lucy,is this red coat yours?
B:No,it's not mine.It's hers.
A:Oh,yes,the coat is mine.
B:Put it on,please.You must look after your clothes!
A:Yes,thank you,Miss Gao.
Put it on,please
A:which book is yours,Tom?
B:The new one is ( ).
A:Lily,come here please.Is the red sweater Lucy's?
B:No,the blue one is ( ).
A:Which book is yours,Tom?B:The new one is (mine).
A:Lily,come here please.Is the red sweater Lucy's?
B:No,the blue one is (hers).
A:My uncle has a new car. ( ) colour is red.
B:Your aunt has a car,too.What colour is ( ).
A:My uncle has a new car. (Its) colour is red.
B:Your aunt has a car,too.What colour is (hers/it).
A:Are there books the twins'?B:No,( ) are in the bag.
B:No,(theirs) are in the bag.
the twins' =Lily and Lucy's
my parents' room
the two students' desk
Whose blouse is this?=whose is this blouse?
Whose shoes are these?=Whose are these shoes?
Are these sweaters yours?=Are these your sweaters?