Answer the questions using when and the verb of the subordinate clause in the past continuous tense.
Model:When did she meet Helen? (walk along the street)
She met Helen when she was walking along the street.
When did you catch that cold? (skate on a frosty day) ____________
When did he write those nice poems? (have a holiday) ___________
When did she learn the language? (live in England) _____________
When did she hear that song? (listen to a concert on the radio) _____
When did you buy that book? (read up for my exams) ____________
When did the boy hurt himself? (ride the bicycle) _______________
When did Philip lose his camera? (walk about the city) ___________
When did he ring you up? (have supper) ______________________