-- It's so cold! Why are your windows still open?         --- Oh, they _______．

—How did it come that you damaged your car so badly? —I ____into a tree on the roadside the other day.

—What’s that terrible noise?—The neighbors      for a party. 

You may not have played very well today,but at least you’ve got through to the next round and _______.

The scientists predict that if present trends____, women in 400 years will be 2cm shorter and have healthier hearts．