Matching Pairs WHEN VS WHILEOnline version Use when and while (past simple and past continuous). by Axel Sandoval 1 Alan was cutting the grass the other day 2 While we were playing tennis, 3 I was not sleeping 4 When you arrive, 5 While John was driving home, 6 He was waiting at home all day 7 While I was eating lunch, 8 While she was sleeping, when the snake appeared. he saw a great accident. call me. it started to rain. when she sent him the message. someone took her phone. the phone rang. when you got home late last night.