While in England I often consulted the guidebook.
He regrets not having worked harder at school.
This book is too difficult for you to read.
I read the book after I had finished my homework.
I paid two thousand yen for the book.
I returned the books I borrowed from the library, and I borrowed some new ones.
I'm looking for books on Roman history.
Let's give the book to whoever wants it.
It's a good thing to read good books when you are young.
Are you really going to London to study?