题文
It was at 5 o'clock ___________ the visitors finally arrived at Pudong International Airport.
| A．when |
| B．that |
| C．before |
| D．after |
推荐试卷
It was at 5 o'clock ___________ the visitors finally arrived at Pudong International Airport.
| A．when |
| B．that |
| C．before |
| D．after |
试题篮
()
粤公网安备 44130202000953号
