Put the verbs into Past Continuous, Past Perfect, Past Simple. 1) The Browns ... (leave) for Moscow a month ago. 2) Boys ... (ride) their bikes at 4 o'clock yesterday. 3) We ... (arrive) at the theatre before the performance .....

Put the verbs into Past Continuous, Past Perfect, Past Simple. 1) The Browns ... (leave) for Moscow a month ago. 2) Boys ... (ride) their bikes at 4 o'clock yesterday. 3) We ... (arrive) at the theatre before the performance ... (begin). 4) Sam ... (do) his homework from 5 to 6. 5) When I ... (phone), Ann ... already (clean) her parrot's cage. 6) The old lady ... (water) the flowers at that time. 7) Tom ... (change) his mind by that time.