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【单选题】
自动闭塞分区最小长度，应满足列车（）。A.
自身长度与相邻列车长度的总和
B.
自身长度与制动距离的总和
C.
自动驾驶时的制动距离与相邻列车长度之和
D.
最高速度运行时的最大制动距离
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皮皮学刷刷变学霸
举一反三
【简答题】A．At five a.m. B．At four p.m. C．At four a.m. D．At five p.m.
【单选题】听力原文：W: Robert must be over ten now. M: Yes. When Mary left Tokyo five years ago, Robert was already nine. Q: How old is Robert now? (8)
A.
Nine.
B.
Twenty-four.
C.
Fourteen.
D.
Five.
【单选题】听力原文：W: Robert must be over ten now. M: Yes. When Mary left Tokyo five years ago, Robert was already nine. Q: How old is Robert now? (13)
A.
Nine.
B.
Twenty-four.
C.
Fourteen.
D.
Five.
【单选题】听力原文：M: You don't look a day over thirty. W: Really? In fact, I'm thirty-five. Q: How does the woman feel about the man's remark? (16)
A.
She's rather happy to hear so.
B.
She's disappointed to hear so.
C.
She's unhappy to hear so.
D.
She's surprised to hear so.
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