Open the brackets using the correct verb forms (Past Simple / Past Perfect): 1.When John`s parents (to shop) in Hamleys, they (to see) the Harry Potter Lego. 2. Sally (to walk) home when she (to meet) Jenifer. 3. While we (to watch) the horse fair, I (to find) a mobile. 4. While I (to talk) on the phone, my cat (to break) a cup. 5. When mum (to come) home, I (to play) the guitar.

1 were shoping/saw
2 was walking/ met
3 were watching /found
4 was talking/ broke 
5 came/ was playing