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【多选题】
关于原发性骨肿瘤说法正确的是( )A.
骨肉瘤好发于长骨干骺端
B.
软骨肉瘤病变部位多在干骺端靠近软骨板处
C.
骨软骨瘤以长骨干骺端多见
D.
尤因肉瘤好发于长骨干骺端
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【单选题】______ the master is to use all reasonable care to bring the adventure to a successful conclusion，protecting the ship and cargo from undue risks，as agent for the Shipowner．
A.
The only duty of
B.
None of the duties of
C.
One of the main duties of
D.
No duty of
【单选题】站间区间：在双线或多线上，车站与车站间分别以各该线的（ ）或站界标的中心线为车站与区间的分界线。
A.
出站信号机柱
B.
进站信号机柱
C.
发车信号机柱
D.
进路信号机柱
【单选题】Many workers can't use computers ______ training is required.
A.
on the whole
B.
besides
C.
consequently
D.
for example
【单选题】站间区间在双线或多线上,车站与车站间分别以各该线的进站信号机柱或( )的中心线为车站与区间的分界线。
A.
接近信号机柱
B.
站界标
C.
通过信号机柱
D.
预告信号机柱
【多选题】Ezonexam has implemented the use of VLANs in their network. Which of the following are considered to be a benefit of VLANs? (Choose three)
A.
They increase the size of collision domains.
B.
They allow logical grouping of users by function.
C.
They can enhance network security,
D.
The increase the size of broadcast domains while decreasing the number of the broadcast domains.
E.
The increase the number of broadcast domains while decreasing the size of the broadcast domains.
F.
They simplify switch administration.
【单选题】In Papousek's experiment babies make learned movements of the head in order to ______.
A.
have the lights turned on
B.
Be rewarded with milk
C.
please their parents
D.
be praised
【简答题】Can you use several nouns to show the major concerns among the demonstrators as to the construction of nuclear power plant?
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