We form the past continuous with was/were + the -ing form of the verb. We use was with singular subjects and were with plural subjects. ✓ We were playing football when it started to rain. X We was playing football when it started to rain. ✓ I was windsurfing when the accident happened. X I were windsurfing when the accident happened. Complete the sentences with was or were. 1 2 having a picnic. enjoying the competition, The rain started while they My friends and I when the TV stopped working. 3 My brother winning the race when he fell