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【单选题】
立克次体与病毒的不同点为
A.
必须以节肢动物为传播媒介
B.
只能在宿主细胞质中繁殖
C.
仅引起局限于某一脏器的感染
D.
可在特殊人工培养基中增殖
E.
含有DNA及RNA
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参考答案：
举一反三
【单选题】Despite ongoing negotiations with its unions, United Airlines has told the bankruptcy court that the 'likely result' will be a decision to terminate all of its pension plans. That would precipitate th...
A.
The trouble that the airline industry faces is due to the impact of globalization and competition from low-wage companies.
B.
Retirement for US workers just is not what it used to be.
C.
The dispute over United's pension has become a burning, blazing campaign is-sue.
D.
There are numerous threats to retirement in the future.
查看完整题目与答案
【多选题】在使用激光切割机时，需要（ ）
A.
佩戴相应波长的激光防护眼镜
B.
禁止将手伸入激光轨迹路径
C.
激光工作前应该盖上安全罩
D.
确保灭火器有效，做好防火灭火工作
查看完整题目与答案
【单选题】A major search has been_____ for a Malaysian Airlines jet with 239 people on board after it lost contact flying from Kuala Lumpur to Beijing.
A.
identified
B.
launched
C.
substituted
D.
dissolved
查看完整题目与答案
【单选题】If the old maxim that the customer is always right still has meaning, then the airlines that ply the world's busiest air route between London and Paris have a fight on their hands. The Eurostar train ...
A.
they are more powerful than other European airlines
B.
their total loss won't go beyond a drop of 5~ passengers
C.
their traffic levels will return in 2-3 years
D.
traveling by rail can never catch up with traveling by air
查看完整题目与答案
【单选题】Since Malaysia Airlines MH370 Flight ______ happened on March 8th, it has aroused a widespread concern around the world.
A.
Issue
B.
Affair
C.
Event
D.
Incident
查看完整题目与答案
【单选题】If the old maxim that the customer is always right still has meaning, then the airlines that fly the world's busiest air route between London and Paris have a flight on their hands. The Eurostar train...
A.
they are more powerful than other European airlines
B.
their total loss won't go beyond a drop of 5% passengers
C.
their traffic levels will return in 2-3 years
D.
traveling by rail can never catch up with traveling by air
查看完整题目与答案
【简答题】你认为老屋一直没倒的原因是什么呢?发挥你的想象,写一写。
查看完整题目与答案
【单选题】关于激光手术操作不正确的是（）
A.
Nd-YAG激光手术应配戴特定的防护镜
B.
激光方向性好，术野周围健康组织无需用盐水纱布保护
C.
不要将激光束照射在不锈钢器械上，以免光反射误伤
D.
激光切割时必须加大机器功率和缩小光斑束
E.
使用激光时，应禁止使用易燃物品
查看完整题目与答案
【单选题】This airlines has 150 international ______.
A.
lands
B.
aims
C.
destinations
D.
goals
查看完整题目与答案
【单选题】Ventrus Airlines announced today that Hillman F. Teasdale has been elected Chairman, President and Chief Executive Officer by a unanimous vote of the Company's Board of Directors. He succeeds Chairman...
A.
Hillman F. Teasdale Saved Ventrus Airlines
B.
Hillman F. Teasdaie, CEO of Three Giant Companies
C.
Ventrus Announces New CEO Appointment
D.
Board Decision for Dramatic Strategic Change
查看完整题目与答案
相关题目：
【单选题】Despite ongoing negotiations with its unions, United Airlines has told the bankruptcy court that the 'likely result' will be a decision to terminate all of its pension plans. That would precipitate th...
A.
The trouble that the airline industry faces is due to the impact of globalization and competition from low-wage companies.
B.
Retirement for US workers just is not what it used to be.
C.
The dispute over United's pension has become a burning, blazing campaign is-sue.
D.
There are numerous threats to retirement in the future.
查看完整题目与答案
【多选题】在使用激光切割机时，需要（ ）
A.
佩戴相应波长的激光防护眼镜
B.
禁止将手伸入激光轨迹路径
C.
激光工作前应该盖上安全罩
D.
确保灭火器有效，做好防火灭火工作
查看完整题目与答案
【单选题】A major search has been_____ for a Malaysian Airlines jet with 239 people on board after it lost contact flying from Kuala Lumpur to Beijing.
A.
identified
B.
launched
C.
substituted
D.
dissolved
查看完整题目与答案
【单选题】If the old maxim that the customer is always right still has meaning, then the airlines that ply the world's busiest air route between London and Paris have a fight on their hands. The Eurostar train ...
A.
they are more powerful than other European airlines
B.
their total loss won't go beyond a drop of 5~ passengers
C.
their traffic levels will return in 2-3 years
D.
traveling by rail can never catch up with traveling by air
查看完整题目与答案
【单选题】Since Malaysia Airlines MH370 Flight ______ happened on March 8th, it has aroused a widespread concern around the world.
A.
Issue
B.
Affair
C.
Event
D.
Incident
查看完整题目与答案
【单选题】If the old maxim that the customer is always right still has meaning, then the airlines that fly the world's busiest air route between London and Paris have a flight on their hands. The Eurostar train...
A.
they are more powerful than other European airlines
B.
their total loss won't go beyond a drop of 5% passengers
C.
their traffic levels will return in 2-3 years
D.
traveling by rail can never catch up with traveling by air
查看完整题目与答案
【简答题】你认为老屋一直没倒的原因是什么呢?发挥你的想象,写一写。
查看完整题目与答案
【单选题】关于激光手术操作不正确的是（）
A.
Nd-YAG激光手术应配戴特定的防护镜
B.
激光方向性好，术野周围健康组织无需用盐水纱布保护
C.
不要将激光束照射在不锈钢器械上，以免光反射误伤
D.
激光切割时必须加大机器功率和缩小光斑束
E.
使用激光时，应禁止使用易燃物品
查看完整题目与答案
【单选题】This airlines has 150 international ______.
A.
lands
B.
aims
C.
destinations
D.
goals
查看完整题目与答案
【单选题】Ventrus Airlines announced today that Hillman F. Teasdale has been elected Chairman, President and Chief Executive Officer by a unanimous vote of the Company's Board of Directors. He succeeds Chairman...
A.
Hillman F. Teasdale Saved Ventrus Airlines
B.
Hillman F. Teasdaie, CEO of Three Giant Companies
C.
Ventrus Announces New CEO Appointment
D.
Board Decision for Dramatic Strategic Change
查看完整题目与答案
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