1 . It was so cold that I felt I was going to   ___________ (冻僵) to death. (根据汉语提示单词拼写)

2 . He stared at the result of his math exam, his mouth wide open and his smile ________ (freeze). （所给词的适当形式填空）

3 . When rescue personnel arrived, the two ________ (freeze) to death. （所给词的适当形式填空）

4 . It is so cold that even the river has________(结冰). （根据汉语提示单词拼写）

5 . I ________ (呆住) with terror at the sight of the gunman. （根据汉语提示单词拼写）

6 . It is known to all that fresh water will f________ at 0℃. (根据首字母单词拼写)

7 . When I returned, my heart ________ (freeze) to see my house on fire. (所给词的适当形式填空)

8 . All of a sudden, there was sky where the roof had been. I was so frightened that I just ________ (freeze). （所给词的适当形式填空）

9 . The smile f________ (僵住) on her lips as she noticed there was a bear only meters away. （根据中英文提示填空）

10 . I ___________ (呆住) with fright as the door slowly opened. (根据汉语提示单词拼写)