1. 用方框中所给单词的正确形式填空

know  invent  call  France  sad

1. （1） The tiger mum went out of the bedroom, leaving her daughter crying .
3. （2） If you don't know the name of the plant, please write " "in your notebook.
5. （3） As a great , the new machine is more and more widely used in many ways.
7. （4） He won a talent show The Sound because of his excellent voice and wonderful acting skills.
9. （5） — Do you think is an unimportant subject?

   —Of course not. It's quite a useful skill.