—_______ does Mary surf the Internet? — Every day. A. How long B. How many C. How often
They knew her very well. They had seen her ___ up from childhood.
---I'm sorry to keep you waiting.---Oh, not at all. I ___ here only a few minutes.
You don't need to describe her. I ___ her several times.
—_______ does it take to walk from your home to your school?— Fifteen minutes.
—_______ is it from your home to the people’s park?—It’s about _______ walk.