1what do scientists test with supercomputers?
2 how many operations can a supercomputer do per
second?
3 what makes a supercomputer powerful?
4 why are virtual physical worlds useful to scientists?
5 how can supercomputers help aeroplane pilots?
6 what will the 'ultimate supercomputer' do? ​

Environmental pollution, against extermination of all animals, not only rare species. some young people work in their church organizations: they help elderly people, reconstruct our historical monuments and monasteries. this work brings them closer to our history, teaches them to love their country and respect its past. a lot of young people go in for sports, that is why schools and institutes have sport clubs and teams. our young people are especially interested in football, basketball, hockey, etc. there also exists a great variety of different clubs in this country. they are: theatre clubs, where young people stage different literary works; clubs “what? where? when? ”, where they can enlarge their knowledge in differentfields of science and life, and so on. future belongs to the young, that is why the political life of this country is important to them. many young people are engaged in political parties and organizations such as: “the greens”, the union of youth

ut the most memorable moment in your childhood. Use the phrases below.

When I was a child I... by the time

I used to until

This was because… before

as soon as for a long time

then while

Объяснение:

ut the most memorable moment in your childhood. Use the phrases below.

When I was a child I... by the time

I used to until

This was because… before

as soon as for a long time

then whileut the most memorable moment in your childhood. Use the phrases below.

When I was a child I... by the time

I used to until

This was because… before

as soon as for a long time

then whileut the most memorable moment in your childhood. Use the phrases below.

When I was a child I... by the time

I used to until

This was because… before

as soon as for a long time

then while