taken his seat的用法和样例：
- He took his prize and swaggered back to his seat.
- He had taken his seat early, and his luggage was all in order.
- Everybody took his seat when the bell rang.
- He took his prize and swagger back to his seat.
- He took his seat in an unobserved corner of the assembly room.
- The right honorable gentleman,Mr Bright,is in the possession of the house,and no member can speak,until he has taken his seat.