The first one, "was revealed" makes it passive,
Answer:
Computer has become very important nowadays because it is very much accurate, fast and can accomplish many tasks easily. Otherwise to complete those tasks manually much more time is required. It can do very big calculations in just a fraction of a second. Moreover it can store huge amount of data in it.
Explanation:
omputers can be used to give learners audio-visual packages, interactive exercises, and remote learning, including tutoring over the internet. They can be used to access educational information from intranet and internet sources, or via e-books.Jan
Hope it helps
wheres the answers at jeez
7. Happier
8. Taller
9. The most beautiful
10. More expensive
11. Biggest
12. Healthier
