1. You have to be here at 6.00 because of being important for you.
2. Phuc would like to visit Ayres Rock.
3. The Sahara is one of the hottest deserts in the world.
4. Other email services are generally not as good as Gmail.
5. No other river in the world is as long as The Nile Rive.
6. This is the first time that I have seen such a wonderful waterfall.
7. You aren't permit to make noise in the library because of the rules.
8. What is the height of Mount Everest?
9.
a. Mr. Edward is clever than other people in the office.
b. Mr. Edward is the most clever person in the office.
10. How about going to HaLong Bay this weekend ?