No one expected house prices to fall, but _____ that's exactly what happened.

---- Do you think it's a good idea to make friends with your students? ---- _____ , I do．I think it's a great idea．

 They have earned lots of money, so I______ believe that the business is a success. 

Judy didn’t answer . ______ , she turned and walked away.

I don’t like the pattern of the trousers. ____ , the color doesn’t suit me.