STOP TALKING OR YOU WON’T UNDERSTAND THE LESSON.A. IF YOU DON T STO...

4. Stop talking or you won’t understand the lesson.A. If you don t stop talking, you won t understand the lesson.’ ’B. If you don’t stop talking, you wouldn’t understand the lesson.C. If you hadn’t stopped talking, you wouldn’t understand the lesson.D. If you hadn’t stopped talking, you wouldn’t have understood the lesson.