1 The floor was swept. 地板打扫了。
2 The letter was written by him. 这封信是他写的。
3 The glass was broken by the boy. 杯子被那个男孩打破了。
4 English is spoken by many people in the world.
世界上许多人说英语。
1 The floor was swept. 地板打扫了。
2 The letter was written by him. 这封信是他写的。
3 The glass was broken by the boy. 杯子被那个男孩打破了。
4 English is spoken by many people in the world.
世界上许多人说英语。