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【单选题】
营养不良患儿由于缺乏维生素A而患A.
营养不良性贫血
B.
维生素D缺乏性佝偻病
C.
低血糖
D.
干眼症
E.
维生素D缺乏性性手足搐搦
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A.
根据 IP 地址查询 MAC 地址
B.
根据域名查询 IP 地址
C.
根据 MAC 地址查询 IP 地址
D.
根据 IP 地址查询域名
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A.
put off
B.
put in
C.
put on
D.
put up
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A.
puts down
B.
puts off
C.
puts in
D.
puts up
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A.
10～1km（104～103m）
B.
1000～100m（103～102m）
C.
100～10m（102～10m）
D.
10～1m
【单选题】She ___ a claim for damage to the photographs.
A.
works out
B.
work out
C.
put in
D.
puts in
【单选题】Kim is following the three-part plan to write a direct claim letter about a problem with her digital communication service bundle. What should she put in her opening?
A.
A clear description of the desired action
B.
An explanation of the nature of her problem with the digital communication service bundle
C.
A goodwill statement and end date
D.
Details of the adjustment she desires
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