Сделайте ! fill in the blank with for or since. tom and mary have been building a house 1) for two years. they have been dreaming of finishing it 2) last summer but they have been having problems 3) few months because of the weather. in fact, it has been raining and snowing 4) october so they haven't been able to put the roof on yet. this weekend they are trying to put in the windows. they have only been working 5) 8 o'clock but they feel like they've been doing it 6) hours because it is very difficult. they have been saving up 7) a long time but they haven't been able to hire any workmen yet. tom has been looking for an evening job 8) a week and mary has been working overtime christmas, so they will have enough money soon. they haven't been going out 10) they started saving - but when the house is finished they are going to have a big party to celebrate.