1. (2020八上·婺城期中) 用方框中所给词的适当形式填空。每词限用一次。

twenty    exciting    in danger    write    mean

1. （1） Excuse me, what's the of "COVID-19"?
3. （2） Some people think he is the greatest writer of the century.
5. （3） We have many exciting things this term, but seeing Ding Limei is of all.
7. （4） Now many animals like pandas are , so we have to do something to protect them.
9. （5） Someone knocked at the door while I a letter at 8:00 last night.