The news made us ________ .
--- are the Winter Olympic Games held?---Every four years.
---You should your teacher’s advice if you want to improve your science.---That sounds great.
--- Is he still raising money for charity?---Yes. He never _______hope of helping poor children.
---Why are you still here? It's so late.---Because I my work. Don't worry. It's almost done.
---Do you think yesterday’s math problem was difficult?---Yes. I could work it out.