ВСТАВЬТЕ ГЛАГОЛЫ be в презент симпл, паст симпл и фьючер симпл тенс
they are at work to morrow?

ответ:Scarlet Sails is a holiday in St. Petersburg, the most popular and well-known event during the White Nights festival every summer.

The tradition is very popular with its spectacular fireworks, numerous music concerts and large-scale water shows.

Crowds of about a million people enjoy a wide range of free entertainment.

There are a number of large-scale activities on the Neva River, such as boating and motor racing and the mass battle with pirates of the advent of the appearance of a sailboat sporting spectacular scarlet sails.

The motto of the holiday was the words: "Together with Russia!", Which reflects the essence of the whole event.

Объяснение:

1.
1) If you are not able to do this yourself, I will help you.
2) If it isn’t too expensive, I will buy it.
3) You will fail your exam if you don’t sturdy hard.
4) If I were you, I would consult the doctor.
5) If I lived in the country last summer, I would grow vegetables.
6) If we arrived at the theatre earlier, we  would find a seat.

2.
Pushkin lived at the beginning of the XIX century. He was one of the most famous Russian writers. He was always with those who  fought for the freedom of people. Pushkin was a great poet, and his  works show that he loved –and thought about a happy future for Russian people. We enjoy Pushkin’s fine poems.

3.
Please don’t make so much noise.

We made friends with Ann two years ago.

Could you make me a cup of coffee?

Look at this phone bill. Who made all these calls to Australia?

I’m going out to do the shopping.

4.
1) a
2) b
3) c
4) a
5) a