STARS WORLD ENGLISH 8 - UNIT 12- LESSON 1

In 1957 the Soviet Union launched the first satellite to _______ the Earth.

• orbit

• descend

• hover

• circle

If _______ existed and were living out there, what types of signals would they send us?

• aliens

• explorers

• scientists

• researchers

Researchers made the amazing findings of _______ of water on Mars.

• sights

• marks

• traces of ice

• traces

We can only see _______ in the sky at night because during the day the sunlight is so bright.

• the Moon

• planets

• stars

• comets

I think the availability of liquid water is the most important factor that makes a planet _______.

• barren

• frozen

• habitable

• toxic

He _______ me, 'What do you think aliens look like?

• told

• wondered

• asked

• said

Charlotte asked Caroline what her favourite films about aliens _______.

• were

• have been

• will be

• are

Stephanie asked her friends where and when _______ from.

• where meteors come from

• meteors do usually come

• meteors usually come

• when do meteors come

The discovery of _______ on the Moon has changed our understanding of space.

• life

• aliens

• water

• technology

Scientists believe that there may be _______ planets in our galaxy that could support life.

• several

• a few

• many

• a couple