Hãy hoàn tất câu thứ hai để có nghĩa tương đương như câu thứ nhất
1. She doesn't watch her food, so she burns it
-> If................
2. He doesn't have a bicycle, so he can't go to a picnic
-> If........................
3. The weather is cold, so I don't go out  at night
-> If...................
4. He feels hungry in class because he doesn't eat breakfast
-> If...............
5. She is sad because she lives far away from her family
-> If..................
6. Because the traffic is heavy, he often goes to school late
-> If.....................
7. He doesn't pass the exam, so his parents are disappointed 
-> If.....................................
8. She knows the boy is hungry, so she feeds him