ATP（Automatic Train Protection）的中文意思为：（）。
第1题：
A. Implement highly redundant switching and links with no single points or paths of failure.
B. Implement server load balancing.
C. Implement the Hot Standby Router Protocol (HSRP) for failover protection.
D. Implement intrusion detection with automatic notification of intrusion attempts in place.
第2题：
Identify three key features of ASM.（）
第3题：
当我到达火车站时火车已经开走了。
The train ________ ________ when I got to the train station.
第4题：
客货纵列式区段站 passenger train and freight train yard longitudinal arrangement
第5题：
ATP即（）。其英文全称为Automatic train protection system。
第6题：
Why did Jennifer try to stop her boyfriend?
A. Because they would miss their train.
B. Because he didn’t see the train coming.
C. Because she was sure Lisa was hard to lift.
D. Because she was afraid the train would kill him.
第7题：
ATC是（）的缩写。
第8题：
24． We can learn from the passage that ．
A． flying to Tibet is impossible
B． train to Lhasa is too clean to take
C． train trip to Tibet is popular with travelers
D． taking train to Lhasa causes a lot of trouble
第9题：
APSF单板描述正确的是（）
第10题：
（）can be used for carrying goods to the pointed place automatically.