giúp mk vs ạ

Bài 2: 2. If you (swim) swim in this lake, you'll shiver from cold. 3. If someone offered to buy you one of those rings, which you (choose) would choose? 4. The flight may be cancelled if the fog (get) gets thick. 5. If the milkman (come) comes, tell him to leave two pints. 1. If you could turn the volume down, the music would sound clearer. 2. Your pencils wouldn't break if you packed your school bag more carefully. 3. If the girls went to bed earlier, they wouldn't yawn all through the lesson. 4. Would you like a car if you had the money? 5. If Bill closed the window, it wouldn't be so cold in the kitchen. Bài 3: 1. They don't understand the problem; they won't find a solution. => If they don't understand the problem, they won't find a solution. 2. He sits around too much; he isn't fit. => If he sits around too much, he isn't fit. 3. She's very thin; perhaps that's why she feels cold so much. => If she's very thin, perhaps that's why she feels cold so much. 4. He never polishes his shoes; so he never looks smart. => If he never polishes his shoes, he never looks smart. 5. He can't park near his office; that's why he doesn't come by car. => If he can't park near his office, that's why he doesn't come by car. Bài 4: 1.. "If I catch the plane I'll be home by four o'clock," she said. => She said that if she caught the plane she would be home by four o'clock. 2. "You should stay in bed if you feel unwell," my mother said. => My mother advised me to stay in bed if I felt unwell. 3. "What would you do if you were having a problem with grammar, Nga?" Huyen asked. => Huyen asked Nga what she would do if she were having a problem with grammar. 4. "If I were you, I'd stop smoking," she said to her brother => She advised her brother to stop smoking. 5."I'd have been in bad trouble if Lan hadn’t helped me," he said => He said that he would have been in bad trouble if Lan hadn’t helped him. Bài 5: 1.I don't see you very often because you live so far away.lf you lived closer, 2.I don't have enough money, so I'm not going to buy that skirt.I'd buy it if I had enough money 3.We don’t practice English very often - We can’t communicate with foreigners.If we practiced English more often, 4.I can’t meet you tomorrow - I have to work late.If I didn’t have to work late tomorrow