The _____（断开） position is the normal _____(巡航) mode and all landing gear are locked up and depressurized.
A.down, space;
B.OFF，cruise;
C.off, disarm;
D.up, cruise;
正确答案是B
The _____（断开） position is the normal _____(巡航) mode and all landing gear are locked up and depressurized.
A.down, space;
B.OFF，cruise;
C.off, disarm;
D.up, cruise;
正确答案是B