Is this research center _________ you met some foreign guests last week?
| A．that | B．where | C．which | D．in which |
相关知识点
推荐试卷
Is this research center _________ you met some foreign guests last week?
| A．that | B．where | C．which | D．in which |
试题篮
()
粤公网安备 44130202000953号
