We are faced with a problem ________ we don’t have enough natural resources.
| A．which |
| B．what |
| C．that |
| D．whose |
推荐试卷
We are faced with a problem ________ we don’t have enough natural resources.
| A．which |
| B．what |
| C．that |
| D．whose |
试题篮
()
粤公网安备 44130202000953号
