1) While we ... through the forest, we ... a deer. a) walked/saw b) were walking / were seeing c) walked / were seeing d) were walking / saw 2) The sun ___ brightly when we ___ the campsite. a) shone / left b) was shining / were leaving c) shone / were leaving d) was shining / left 3) I ___ berries when, all of a sudden, I ___ a strange noise behind the bushes a) was picking / heard b) picked / was hearing c) was picking / was hearing d) picked / heard 4) It was 10 o'clock in the morning. The birds ___ loudly while it ... . a) sang / rained b) were singing / was raining c) sang / was raining d) were singing / rained 5) As I ___ the hill, I ___ on a wet rock unluckily. a) climbed / slipped b) was climbing / was slipping c) climbed / was slipping d) was climbing / slipped 6) A fox ___ across the field when I ___ up. a) ran / was looking b) was running / was looking c) ran / looked d) was running / looked 7) We ___ to identify a plant when unfortunately our guide ___ us back. a) were trying / called b) were trying / were calling c) tried / was calling d) tried / called 8) She ___ a photo of the river when her camera suddenly ___ working. a) took / stopped b) took / was stopping c) was taking / was stopping d) was taking / stopped 9) While the children ___ the meadow, they ___ a rare flower. a) were exploring / were finding b) explored / were finding c) explored / found d) were exploring / found 10) The wind ... very strongly when the storm amazingly ... .  a) blew / stopped b) was blowing / was stopping c) blew / was stopping d) was blowing / stopped 11) The hikers ___ under an old pine tree when it ___ snowing. a) rested / started b) were resting / was starting c) rested / was starting d) were resting / started 12) The hikers ___ opened their umbrellas when it ___ to rain. a) opened / started b) opened / was starting c) was opening / was starting d) was opening / started 13) I ___ a butterfly when I ___ into a muddy puddle unfortunately. a) was following / was stepping b) was following / stepped c) followed / stepped d) followed / was stepping 14) We ... frightened for a moment when all of a sudden a branch ... nearby. a) was getting / broke b) got / broke c) was getting / was breaking d) got / was breaking 15) As the sun ___, we finally ___ the edge of the lake. a) set / reached b) set / was reaching c) was setting / reached d) was setting / was reaching

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