Change into causative 1. john will ask a famous band to play music at his party 2. we can invite a brigade to install the alarm system 3. william is going to ask his friends to arrange a party . change into the passive. 1. he has finished all the tasks 2. fred has to meet the friends 3. i used to do a lot 4. he likes people giving him advice 5. do you plant trees every spring? 6. i didn't translate the text 7. they have been building the house for three years

1.     John will have music played at his party.
2.     We can have the alarm system installed.
3.      William is having a party arranged.  

1.     All the tasks have been finished by him.
2.     The friends have to be met by Fred.
3.     A lot (of things) used to be done by me.
4.     Advice is given him by people he likes.
5.     Are trees planted by you every spring?
6.     The text wasn`t translated by me.
7.     The house has been built by them for three years.