下列各句中均有一处错误,请找出来并改正。 1. Several days ago

问题：

下列各句中均有一处错误,请找出来并改正。

1. Several days ago, the thief noticed by the police.                       _________

2. How many people was invited to Mrs Brown's birthday party?      _________

3. When did the special programme set up to help young sportsmen?          _________

4. According to you, did your school football team be defeated this time?       _________

5. Now that Jane dances so well, I think she is chosen for the next competition.  _________