12. My mum (wash) _____ the car while my dad (Cook) ______dinner. 13. While I (do)______my homework, my boyfriend (call)______ 14. The teacher (fall) _____ asleep while the students write 15. The kittens (sleep)_____ while their mum (try) ______to catch a mause. 16.While we (write) _______ a test, our teacher(check) _____ our homework 17.Paul(get)______ready to work and(leave) _______a house. 18.While they (listen) _____ to music, their mum (ask) ______ them for help.