Complete the questions in the survey using the present perfect form of the verbsin brackets. Then answer the questions.

1.

We not liked each other,but now we are good friends.They spend their weekends in he countryside.Now they are in the city.Did you cry a lot when you were five?

2.

He read the text and he can now retell it.

They lived in France in 1979.

It snowed for four hours.

They worked since nine o'clock

3.

If I study,I will pass the exams.

If we travel to London,we will visit the museums.

If it get to rain,the children will not go for a walk.

4.

He would open the door if he had a key.

If John wanted the advice,he would ask you.

They would find the solution,if they understood the problem.

t, but according to the research conducted by scientists, it is believed that only on Earth all the necessary conditions for life are created. Our planet is not the largest, its main territory is occupied by seas, oceans, rivers and lakes. Only a third of the planet is considered land territory.

Around our planet revolves a familiar satellite for us-this is the Moon. It is very important for life on the planet, regulating the tides. The sun warms the earth to favorable temperatures. Otherwise, the Earth will cool down, and all living things will die from the cold. Planet Earth is our home, it is beautiful. The decoration of the Earth is forests, meadows, mountains, rivers, oceans, seas, and deserts. Living conditions are created everywhere.

We are surrounded by a wide variety of flora and fauna, depending on the climate. We can admire: firs, firs, cedars, as well as palm trees, magnolias, oaks, birches, poplars. There are various herbs and flowering plants everywhere: roses, lilies, carnations, chrysanthemums, daisies, cornflowers, bluebells.