题文
It's really very dangerous. One more step，________the baby will fall into the well.
| A．or |
| B．so |
| C．but |
| D．and |
推荐试卷
It's really very dangerous. One more step，________the baby will fall into the well.
| A．or |
| B．so |
| C．but |
| D．and |
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