1. 根据语境从方框中选择恰当的单词填空，有的需要变换形式

twenty, common, society, if, act

1. （1） His name is Jack. It's a very name in England.
3. （2） Last night I arrived at the theatre late and didn't watch the first two of the play.
5. （3） I will have a picnic with Helen it doesn't rain tomorrow.
7. （4） Yesterday was Rose's birthday and she got lots of presents.
9. （5） My father entered the when he was 14.