Viết lại các câu sau sử dụng câu điều kiện

BT 7: Viết lại các câu sau sử dụng câu điều kiện
1. He can't go out because he has to study for his exam.
-> If
2. I can't play football this afternoon because I felt tired.
=> If
3. She can't be employed because she doesn't have a college degree.
=> If
4. We put off our trip because the weather was terrible.
=> If
5. She is lazy so she can't pass the exam.
=> If
6. He smokes too much; that's why he can't get rid of his cough.
=> If
7. She walked to the meeting. She was late.
=> If
8. I didn't eat lunch, I feel hungry now.
-> If