The meeting is planned to start at 3 PM.（改为主动：We plan the meeting to​ start at 3 PM.）

The exhibition ​is planned to​ last for two weeks.（改为主动：We plan the exhibition to​ last for two weeks.）

The software update ​is planned to​ roll out next month.（改为主动：We plan the software update to​ roll out next month.）

These exercises are planned to improve flexibility.（改为主动：We plan the exercises to improve flexibility.）

Funds are planned to be allocated by the end of Q2.（改为主动：We plan to allocate the funds by the end of Q2.）

The project is scheduled to be completed by the end of this year. （改为主动：We schedule to complete the project by the end of this year.）

不知道改的对不对？有类似于plan sth to do sth的用法吗？

to be allocated，to be completed在句子中做什么成分，起什么作用呢？

谢谢！