Froggy Jumps Verb Tense ChallengeVersión en línea Test your knowledge of past tense verbs with this quiz game! por Maria Victoria Polo Bula 1 What is the past form of 'am'? a was b is c be 2 Choose the correct past form of 'do'. a does b done c did 3 Which is the past form of 'have'? a has b had c having 4 What is the past form of 'call'? a calls b called c calling 5 Select the past form of 'go'. a going b goes c went 6 What is the past form of 'chop'? a chopping b chopped c chops 7 Choose the past form of 'serve'. a Serve b Served c Serves 8 Which is the past form of 'mix'? a mixing b mixed c mixes 9 What is the past form of 'buy'? a bought b buys c buying 10 Select the correct past form of 'is'. a Am b Was c Were 11 What is the past of 'are'? a Were b Be c Is