1. Have you sent a letter yet ?
2. Nile is the longest river in the world
3. Hoa's salary is higher than Tom's
4. He works hard in order to pass the exam
5. Early this morning children decided to go a run
6. Sydney opera was completed in 1973.
7. The road joining the two villages is narrow
9. It is not difficult to translate this sentence English
10 Do You mind if you lend me a dictionary ?
11. New bicycle made in Japan is expensive.
12. Have you seen the film Jurassic Park yet ?
13. The Mekong river is longer than the Red river
14. Ba is more interlligent than Nam
15. Sears Tower is shorter than PETRONAS Twin Towers
16. Mexico city is the biggest in the world
17. Ba is the best in our class.