1. before Tam Vy bought a new motorbike, fisrt she saved enough money
2. If she lazy, she won't pass the exam
3. The book I bought from that corner shop
4. If you study hard, you will pass the exam
5. Before he bought a new house, first he saved enough money
6. If she didn't study hard, she won't pass the exam
7. A man is at the intersection
8. If you didn't hurry up, you will be late for school