We are lucky to have the most advanced equipment in our school ,with which we can finish our research in time

题目：We are lucky to have the most advanced equipment in our school ,with which we can finish our research in time

[A．很幸运，我们学校拥有最先进的设备，可以用来及时完成研究任务。, B．很幸运，我们及时地找到了从事研究所需要的最完整的设备。]$[A]