正副驾驶的F/D指令信号来自于()
A、衔接的FCC
B、MCP
C、FCC A落地后转到FCC B
D、正驾驶来自FCC A,副驾驶来自FCC B
参考答案:D
The man who was being followed stopped from time to time ____ he wanted to tie his shoelaces.
A.as if
B.like
C.what
D.as