I've just read a book. It was called “Gone with The Wind”.

- Thành phần giống nhau giữa 2 câu là: “a book” và “ it”
- it là chủ ngữ chỉ vật của câu thứ 2 do đó ta dùng mệnh đề quan hệ which
=> I've just read a book which was called “Gone with The Wind”.

Hoặc: I've just read a book called "Gone with The Wind" (Rút gọn mệnh đề quan hệ ở dạng bị động).
Tạm dịch: Tôi vừa đọc cuốn sách tên là “Cuốn theo chiều gió”.

I've just read a book. It was called “Gone with The Wind”. - I've just read _______________________________________________________________________________________________.

I've just read a book. It was called “Gone with The Wind”.

- I've just read _______________________________________________________________________________________________.