题文
The power failure made __________ difficult for us to complete the task on time.
| A．that |
| B．it |
| C．one |
| D．this |
推荐试卷
The power failure made __________ difficult for us to complete the task on time.
| A．that |
| B．it |
| C．one |
| D．this |
试题篮
()
粤公网安备 44130202000953号
