Make up the sentences with passive voice. someone will announce the presiden's arrival to the waiting journalist. someone had mentioned the password to the thieves. someone has lent me some skis. someone is sending him threatening letters someone is going to explain the changes to the students

The President's arrival will be announced to the waiting journalist.

  The password had been mentioned to the thieves.

Some skis have been  lent to me.

He  is being sent threatening letters

The changes are going to be explained to the students