Question

The Earth is one of a eight a) ________ __________
planet that go around the Sun. In ancient b) ________ __________
times, the people who study the stars c) ________ __________
noticed that while certain heaven bodies d) ________ _________
seemed fixed in a sky, others seemed e) ________ _________
to move around.

Answer 1

Explanation:

1. a - the
2. go - goes
3. the - those
4. noticed - notice
5. a - the