[Grammar] Help Me which is correct?

[RaheelHussain]

A) This is her book.
B) This book is her.

A) It is a desk.
B) This is a desk.

A) The name of his sister is Lubna.
B) His sister name is Lubna.

Is the meaning of ill and sick are same?
Please describe me which word is used in my sentence?

Thank You.

 

[crazYgeeK]

A) This is her book.
B) This book is her.(wrong)

-> This book is hers

A) It is a desk.
B) This is a desk.

A) The name of his sister is Lubna.
B) His sister name is Lubna.(wrong)

-> His sister's name is Lubna.

Is the meaning of ill and sick are same?

- Not really, "ill" and "sick" are the same in a few contexts.
"ill" is also synonymous to "bad" (adj) and "badly" (adv) but "sick" is not.
E.g: I am being ill/sick
She treats me ill/badly

Thank you !