6. The album (相册) is__________to me as it keeps a record of my childhood life.
— I’m afraid I can’t finish the book this week. — ____.
— I enjoyed the food very much. — I’m glad you liked it. Please drop in any time you like. — ____
— Let’s go swimming, shall we? — ____.
— ____ — Drop in if you have time. — Sure. Bye!
— Excuse me, you left this handbag in the shop. — ____