Bob would have helped us yesterday ,but he_______________.
| A．was busy busy | B．is busy | C．had been busy | D．will be busy |
相关知识点
推荐试卷
Bob would have helped us yesterday ,but he_______________.
| A．was busy busy | B．is busy | C．had been busy | D．will be busy |
试题篮
()
粤公网安备 44130202000953号
