严格执行可研、初设、施工图等阶段设计内容和深度要求，防止重大设计事故，减少设计责任引发的变更。
参考答案：错
为显示支气管通畅情况，CT成像最佳重组方式为（）
A.MPR
B.MIP
C.MinIP
D.VR
E.仿真内镜
If he _____ here, that would be very good. [ ]
A. is
B. was
C. were
D. has been
