With a lot of difficult problems____________ , the manager felt worried all the time.
| A．to settle | B．settling |
| C．settled | D．being settled |
推荐试卷
With a lot of difficult problems____________ , the manager felt worried all the time.
| A．to settle | B．settling |
| C．settled | D．being settled |
试题篮
()
粤公网安备 44130202000953号
