His friends found ______ necessary to tell him everything about his father .
This book _______ her 10 yuan, but I only ________ 5 yuan on the same one.
Kate ________ take NO.1 bus to the library.
---Where do you ____________? ---Jiangmen.
Be careful when you ________ the street. The traffic is heavy.
This is _________ bedroom. It’s big and clean.