"—We’re stuck on the runway due to a slight fuel leak. —Roger, I'll send out the _______ ."
A.control van
B.fire service
C.maintenance service
D.tug
正确答案是B
"—We’re stuck on the runway due to a slight fuel leak. —Roger, I'll send out the _______ ."
A.control van
B.fire service
C.maintenance service
D.tug
正确答案是B