-- Don’t cross the road when the traffic lights are red.
-- .
| A．No, I will. | B．Yes, I do. |
| C．OK, I won’t. | D．No, I don’t. |
-- Don’t cross the road when the traffic lights are red.
-- .
| A．No, I will. | B．Yes, I do. |
| C．OK, I won’t. | D．No, I don’t. |
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