Matching Pairs Grammar: when and while Online version Match the phrases to make sentences by using Grammar: Simple past vs. past continuous; when and while by Edison Iguamba 1 When we were hiking, 2 I heard the fire alarm 3 Helen saw the thief grab a hat 4 I was playing soccer well 5 While it was raining, we stayed dry inside. we saw a deer with its baby while we were shopping. while I was cooking dinner. when I scored a goal.