1.when i (to came)home,my mother(to play) the piano 2.what you (to do) at eight o; clock yesterday? -i (to watch) tv 3.nelly (not,go) to school yesterday. 4.while my mother (to cook) dinner my father (to read) a newspaper 5.what fred (to do) yesterday? -he (to visit) his granny open the brakets(past simple,past continuos)
2 what were you doing..? was watching
3 didn't go
4 was cooking, was reading
5 what did Fred do..? visited