Question

Read and complete.
1 The ancient Greeks.(call) the Sun Helios
2 Look! 50 aliens (come) out of the spaceship
3 Robots (explore) Mors now to find information
4 William Herschel (discover) Uranus in 1781
5 The astronauts (discover) Uranus in 1781

Answer 1

1 The ancient Greeks CALLED the Sun Helios.

2 Look! 50 aliens ARE COMING out of the spaceship.

3 Robots ARE EXPLORING Mars now to find information.

4 William Herschel DISCOVERED Uranus in 1781.

5 The astronauts DISCOVERED Uranus in 1781.