题文
It was 80 years before Christopher Columbus crossed the Atlantic _ Zheng He had sailed to East Africa．（2012．重庆）
| A．when |
| B．that |
| C．after |
| D．since |
推荐试卷
It was 80 years before Christopher Columbus crossed the Atlantic _ Zheng He had sailed to East Africa．（2012．重庆）
| A．when |
| B．that |
| C．after |
| D．since |
试题篮
()
粤公网安备 44130202000953号
