We may meet all kinds of difficulties in the future, but we should be confident enough to___________ any challenge.

So far nobody has claimed the money_______ in thelibrary

__________are these trousers ——They’re ￥200.

Did you go for the Shanghai Expo? —- I _____ to, but I decided to stay with my sick mother at the last minute

I wonder if she will show up at the concert.—She will.She is only too ________ to watch the famous director.[ ]