Question

How to do complex of sentence it was a very old book?

Answer 1

Answer:

It is a book which is very old.

Explanation:

it's simple adjective clause.

a book is described by the sub ordinate clause:which is very old.

here, a book is called antecedent.

Answer 2

$\huge\orange{\mid{\fbox{\tt{AnsWer}}\mid}}$

It was a book which was very old.