1、We don't play foot ball in our school.
Football ______ ______ in our school.
2、Who painted the house today?
who _______ the house _______ by today?
______ ______ ______ the house painted?
3、uncle Tom uses the machine to make things.
______ the machine ______ ______ make things?
______ the machine ______ ______ making things?
4、when did you buy your mobile phone?
when _______ your mobile phone _______?