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【简答题】
三显示自动闭塞区段的连续式机车信号机,一个( )——不复示地面上的信号显示,机车乘务人员应按地面信号机的显示运行
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举一反三
【单选题】Why was a delivery not made?
A.
It was a holiday.
B.
The man was not at home.
C.
An address was incorrect.
D.
The woman didn't come to work.
【单选题】Who discovered the city of Derinkuyu? A. It was discovered by accident. B. It was discovered by an archeologist. C. It was discovered by a resident of Turkey. D. It was discovered by a police.
A.
It was discovered by a doctor.
B.
It was discovered by an archeologist.
C.
It was discovered by a resident of Turkey.
D.
It was discovered by a police.
【简答题】阅读理解。 When I was 16 years ago a boy gave me an important gift. It was a smile. It was the early autumn of my first year at a junior high school, and my old school was far away. As a result, no one kne...
【单选题】当时的局面很艰难,但她顺利地应付过去了。
A.
It was a hard situation, but she dealt with it unsuccessfully.
B.
It was a hard situation, but she dealt it successfully.
C.
It was a difficult situation, but she dealt with it successfully.
D.
It was an easy situation, and she dealt it successfully.
【单选题】在正四面体P—ABC中，D，E，F分别是AB，BC，CA的中点，下面四个结论中不成立的（）
A.
BC//平面PDF
B.
DF⊥平面PAE
C.
平面PDF⊥平面ABC
D.
平面PAE⊥平面ABC
【单选题】当时的局面很艰难,但她顺利地应付过去了。
A.
It was a hard situation, but she dealt with it unsuccessfully.
C.
It was a hard situation, but she dealt it successfully. C It was a difficult situation, but she dealt with it successfully. C It was an easy situation, and she dealt it successfully.
【判断题】驻车制动的控制装置的安装位置应适当,其操纵装置应有足够的储备行程(开关类操作装置除外),一般应在操纵装置全行程的2/3以内产生规定的制动效能;驻车制动机构装有自动调节间隙装置时,允许在全行程的3/4以内,达到规定的制动效能
A.
正确
B.
错误
【简答题】阅读理解 When I was thir years old, a boy gave me an important gift. It was a smile. It was the early autumn of my first year at a junior high school, and my old school was far away. As a result, no o...
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