Sarah wondered what ______ her 70-year-old grandpa would make of the new computer.
—It’s thirty years since we last met. —But I still remember the story, believe it or not, __________ we got lost on a rainy night.
— Could you do me a favour? — It depends on __________ it is.
We haven’t settled the question of __________it is necessary for him to study abroad.
If there were no examinations, we should have ______ at school.
— If you don’t like the red coat, take the blue one. — OK, but do you have ______ size in blue? This one’s a bit tight for me.