It rained very heavily, ________we had to stay at home to watch TV.

---Have you ever heard of Xiao Shenyang? --Yeah. ___ funny person he is! Everyone laughed when they watched his performance.

This book is really good. I’ll buy it, _________ it’s a little expensive.

I was late for class yesterday __________ there was something wrong with my bike．

–_______________ does a CRH train run? –It runs up to more than 300 km an hour.