We live in a world _______ colours.
--- Is Li Ming in the classroom? --- No, he there. I saw him in the reading room just now.
---Amy had nothing for breakfast, _________ she? ---_______. She had some bread and milk.
This is _______ important book. It helped me a lot in ________ old days.
―Would you like to visit the new museum with us this Sunday? ―____________, but I will have to work then.
_______the Shouxihu Park, please turn right after you _______ the bridge.