
2 A: Have you ever tried scuba driving?
B: No, I have never swam.
3 A: Have you ever stayed awake for 24 hours?
B: No, and I have never slept for 24 hours!
4 A: I have never eaten Japanese food.
B: Really? So, you have never tried sushi?

2 A: Have you ever tried scuba driving?
B: No, I have never swam.
3 A: Have you ever stayed awake for 24 hours?
B: No, and I have never slept for 24 hours!
4 A: I have never eaten Japanese food.
B: Really? So, you have never tried sushi?