4 Rewrite each pair of sentences as one sentence. Use possessive 's.
1 John has got a bike. It's news
John's bike is
new.
2 My cousins live in a flat. It's very big.
very big
3 Naomi has got a computer. It's new.
new.
4 My friends are having a party. It's on Saturday.
Saturday.
5 Her grandparents have got a cat. It's black.
black.​

it is going to be a wonderful summer! New friends , new emotions , new adventures! I am loving the idea that sun will be my mate in summer affairs! I will go to the mountains!  Oh no , it is secret! My parents should not know about the place of destination.
We have already arranged a date and a time. I will be responsible for a tent and camping outfit. My best friend is responsible for communication and my girlfriend for food. 
We are going to explore caves. I know it is extreme sport that is why I did not tell about it to my parents. They think it is not worth risking a life for adventure.

Yuri Gagarin (1934-68) - a Russian astronaut, cosmonaut (1961), Colonel, Hero of the Soviet Union (1961). He made the world's first flight into space aboard the ship "Vostok" 1 hour 48 minutes.

Yuri Gagarin was born March 9, 1934 in Gzhatsk (now Gagarin) Gzhatsk (now Gagarin) District, Smolensk region. His mother, Anna Timofeevna and father, Alexei Ivanovich, were common agricultural workers from the countryside Klushino Gzhatsk district

Юрий Алексеевич Гагарин (1934-68) - российский космонавт, летчик-космонавт СССР (1961), полковник, Герой Советского Союза (1961).  Совершил первый в мире полет в космос на космическом корабле «Восток» продолжительностью 1 час 48 минут.

Юрий Гагарин родился 9 марта 1934 года в городе Гжатске (ныне Гагарин), Гжатского (ныне Гагаринского) района, Смоленской области. Его мать, Анна Тимофеевна, и отец, Алексей Иванович, были обычными сельскими тружениками из деревни Клушино Гжатского района.