öğretici Englisch:

This book is not only more instructive but more interesting than that book.

Not all of the books are instructive.

His lecture was very instructive as usual.

A good biography is interesting and instructive.

This book is both interesting and instructive.

This book is not only interesting but also instructive.

Any book will do as long as it is instructive.

This book is interesting and, what is more, very instructive.

None of the books are instructive.

This book is interesting, also instructive.

The story is at once interesting and instructive.