Was (также можно is, но was больше подходит по контексту)
entered
spent
read
cooked
did
In the desert there are a lot of sand
There is a beautiful view in mountains
Sometimes we can meet wild animals in the forest
There are a lot of islands on Earth
When my father was young, he with his friends went to lake
I love swim in the sea
On the beach there are a lot of people
5 - a
6 - b
7 - c
8 - a
9 - a
10 - a
Sadie and Lisa don't like Maths.
Сэди и Лиза не любят математику.