1. 用方框中所给词或短语的适当形式填空

emperor, change into, die, begin with, comfortable

1. （1） Our English lessona song this morning．

3. （2） His grandmotherof lung  cancer(肺癌)two years ago．

5. （3） Wu Zetian was the only woman in Chinese history．

7. （4） Tom will feelif he doesn't have enough time to rest．

9. （5） Water oftenice(冰)in winter．