Air bags for cars were invented _____ lives. Without them more people would be injured in car accidents.
| A．saving | B．saved | C．to save | D．to have saved |
相关知识点
推荐试卷
Air bags for cars were invented _____ lives. Without them more people would be injured in car accidents.
| A．saving | B．saved | C．to save | D．to have saved |
试题篮
()
粤公网安备 44130202000953号
