—You ____ have set aside more time to play with our kids.—I wish I ______, but you know how busy I was.
---The window is dirty.----I know. It ______ for weeks.
He used _______ on the right in China, but he soon got used ______ on the left in England.
The villagers went out to the mountain __________ the missing child.
The room _______ very useful when we had visitors.
I doubt _______ he will win or not.