FBL-15C型牵引车四向铲斗控制杆有()位。
A、2
B、3
C、4
D、5
参考答案:D
It is _____ for her to finish that maths problem in such a short time, because she is so clever.[ ]
A. probable
B. impossible
C. likely
D. possible
在早期大多数的入侵检测系统中,入侵响应都属于被动响应。