— I’m sorry, sir. I’ve made a lot of mistakes in the exam.

— Never mind. _______, the exam is a little difficult.

A．In all

B．First of all

C．After all

D．Above all

多尼尔飞机电子版手册不包括以下哪些手册？

A、JIC和D&O

B、IPC和FIM

C、WM

D、PPBM和CML