ПОЖАЛУЙСТА, ПОМОГИТЕ!!!
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1.we (grow) roses for ten years.
2.i (learn) the words for half an hour.
3.he (do) his homework for two hours.
4.she (study) English since 2015.
5.i (translate) the novel since Christmas.
6.he (wait) for you for a long time.
7.it (rain) since morning.
8.it (snow) for an hour.
9.you (talk) for ten minutes.