1.while 2.as soon as 3. When
1I have already known him for five years.
2I have known him since 2000
3He has been surfing on the Internet for two hours.
4How long have you been watching this film?
5We haven't seen for ages.
6I have eaten nothing since morning.
7I have been doing my homework for the whole day.
8I have always loved pizza.
9I haven't eaten ice-cream for a month.
10We have been listening to music for an hour.
I do not know what happened to me. But lately I'm beginning to feel pnimat what happens in the new phase of my life. I think this stage is associated with a new outlook on life. I started to think more about the future of the school institute work and family. In general, when I finish school I go to college it will all be different and I will achieve its goals of which we dream.
1,5=1 целая 5/10(или сократим 1 целая 1/2)
После запятой-десятые части, их можно сокращать, если делятся на одно число
1/27×1 целая 5/10= 1/27× 1 целая 1/2= 1×3(числитель) 27×2(знаменатель), сокращаем 3 и 27 до 1 и 9= 1/18