— Why was it so noisy over there? — The Twins were surrounded by their fans ____ they stepped out of the hall. 

_____difficulty we will face, we should have confidence and try to solve it.

_______ is well known is ________ the Diaoyu Islands have been part of China since ancient times.

It was very cold ____ they still went swimming.

---It’s a long time _____ I saw you last.---Yes, and what a pity it is now that it will be a long time _______ we see each other again.