Ex12
1. The film has a dramatic ending
2. These students are very good at studying
3. If you work hard, you will pass exam
4. My brother doesn't play tennis well
5. Since I'll be on vacation next week, I won't be able to attend the meeting
6. Unless you start work hard now, you won't be able to pass the final test
7. This garbage should be taken to the garbage dump soon
8. No one studies as well as Phong in our class
9. They have been learning English for four years
10. What about using public buses instead of motobikes