1. correct each sentence. use the past continuous or the past simple. a) when i was arriving at dan’s house, he was waiting outside. (arrived) b) while we were doing a maths test, the head teacher was coming into the room. ……………………. c) while we swam, it started to rain. ………….. d) while i was having a bath, the lights were going out. …………….. e) debra watched television when the storm began. ………………… f) while i was walking to the shop i was losing my bag! ………………… g) what were you doing when i was seeing you h) i was walking up the stairs when i was hearing the phone. ………………