Look at this p1．. We c2． the road at traffic lights or at zebra crossings. The light is r3．. We wait on the pavement for the green light. The light is green. We look 14． first, then look r5．, and then cross the road. We must walk quickly, but don't r6． on the road.
| A．What does your father do? |
| B．But I don't want to be a teacher. |
| C．Is your mother a teacher? |
| D．I want to work in the hospital, too. |
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