写这本书花费了我很多时间。翻成英语怎么说？

The book cost me a lot of time
I spent much time in writing this book
I spent a lot of time to write this book
I spent most of my time in writing this book
It takes me a long time to write this book.
It takes me lots of (a lot of )time to write this book.
it takes sb sometime to do sth
某人做某事花费了多长时间

I spent lots of time to finish this book. 这个是过去式

如果是现在完成时 spent 前面加一个have

It takes lots of my time to write this book

It takes me a while to write this book.
It takes me a long time to write this book.

I spent a lot of time writing this book.
It takes me a lot of time writing this book.