----- Nội dung dịch tự động từ ảnh ----- 4. If he (work) hard today, can he have a holiday tomorrow? 5. It (not/rain) here in the last few years. 6. If he (try) hard, he'll pass the exam. 7. Your father (buy) a new car in 2011? 8. Unless you (hurry), you will miss the train. 9. He (leave) home two years ago and we (not/hear) from him since. 10
