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【单选题】
一台微机,在正常运行时突然显示器黑屏,主机电源指示灯熄灭,电源风扇停转,试判断故障部位A.
显示器故障
B.
主机电源故障
C.
硬盘驱动器故障
D.
内存条故障
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皮皮学刷刷变学霸
举一反三
【单选题】If he goes on driving like that, sooner or later, he will ____ an accident.
A.
give rise to
B.
result from
C.
end up in
D.
lead to
【单选题】听力原文：M: The driver must have been driving too fast. W: I don't think so. He crashed into the tree because he was trying to avoid a bicycle in front of him, Q: What happed to the driver? (18)
A.
He was driving too fast2
B.
He ran into a bicycle.
C.
He hurt his back and his head.
D.
He ran into a tree.
【单选题】He ___ a ticket by a policeman because he was driving too fast.
A.
has given
B.
was given
C.
had given
D.
is given
【简答题】a firmly held opinion, often a religious belief
【单选题】When I wanted to express my thanks to him，words ___ me. I just held his hands firmly and choked.
A.
left
B.
fled
C.
forgot
D.
failed
【单选题】Starting air valves are held firmly on their seats by_______.
A.
cam rollers on the camshaft
B.
spring force
C.
air pressure on top of the valve differential piston
D.
air pressure on the bottom of the valve differential piston
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