We are not alone... or are we? (Test 10)

A lot of people believe in aliens and UFOs.

Jack Smith is an alien.

Jack Smith is a researcher.

Jack Smith has talked to aliens.

Jack Smith was alone when he suddenly saw a strange bright light in the sky.

When Jack saw a strange star, first, he was afraid but then he felt calm.

Not many people saw strange signs which had been left with UFO

UFOs never leave traces behind them

There are many solar systems in the universe.

Some people believe that there are aliens among us.

The only problem with proving the existence of aliens is that no one has found the flying saucer yet.