----- Nội dung dịch tự động từ ảnh ----- 1. I didn't know that you were in hospital, so I didn't visit you. 2. Hurry up or you will be late. 3. She is very busy, so she can't help me now. 4. He didn't phone me because he didn't know my phone number. 5. You're unfit because you don't take exercise. 6. Unless you are careful, you will cut yourself with that knife. 7. If I have time, I'll help you. 8. He didn't study his lessons very carefully, so he gets bad marks now. 9. Dick often causes accidents because he drives carelessly. 10. I can't apply for that job because I don't know English. 11. Susan is overweight because she eats too much chocolate. 12. His father often punishes him for his laziness. 13. Study harder or you'll fail in the next exam. 14. We did not visit the museum because we had no time. 15. Without Jack's help, I wouldn't have been able to move the table.