has slept
were sleeping
slept
was sleeping
第1题：
She bought a bicycle, but when she rode on it one of ______ wheels came off.
A、a
B、the
C、an
D、/
第2题：
There is a ______ act when，and only when，any extraordinary sacrifice or expenditure is intentionally and reasonably made or incurred for the common safety for the purpose of preserving from peril the property involved in a common maritime adventure．
A.general average
B.particular average
C.total loss
D.partial loss
第3题：
A. by
B. alone
C. for
D. from
第4题：
A recently ordered server came standard with one 3.0GHz processor. It is capable of handling fourtotal processors. Which of the following processor combinations can be used in this server？（）
第5题：
When a winch breaks down，or some similar occurrence makes only one winch available at a hatch，which alternate rig would provide a temporary solution while repairs are made ________．
A.Frisco Rig
B.Split fall rig
C.West Coast Rig
D.Yard and stay jury rig
第6题：
The danger，the sacrifice or expenditure to which is the subject of general average，must be in fact ______.
A.a real one
B.an imagined one
C.a reasonable fear
D.a rational one
第7题：
The ladder shall ______．
A.be secured in a position so that it rests firmly against the ship's side from which the discharge operations are carried out
B.have at least two replacement steps which are secured in position by a method different from that used in the original construction
C.have battens made of hardwood，or other material of equivalent properties，in one piece and not less than
D.have steps made of softwood，or other material of equivalent properties，made in one piece free of knots，having an efficient slip surface
第8题：
______by guards with guns，they raised their legs in unison and made their way to the edge of the highway，Interstate 65.
A. Watching over
B. Watch on
C. Watched over
D. Be watched over
第9题：
第10题：
When configuring a wlan controller for a voice application using cisco 7920 wireless ip phones. which two general control settings should you select？（）