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【单选题】
柴油机不能起动,这时将喷油泵放气螺钉松开,扳动手油泵,喷油泵放气螺钉不流油或有气泡冒出,表明( )。A.
低压油路有故障
B.
高压油路有故障
C.
回油油路有故障
D.
高，低压油路都有故障
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】We assume that the representative consumer's preferences exhibit the properties that
A.
they evolve over time and that more is always preferred to less.
B.
more is preferred to less and that the consumer prefers diversity.
C.
the consumer likes diversity and that more is sometimes preferred to less.
D.
more is sometimes preferred to less and that consumption and leisure are both normal goods.
【多选题】固定资产周转的基本特点主要有( )
A.
固定资产占用资金量大，回收时间长
B.
固定资产变现能力差
C.
固定资产占用资金量大，回收时间短
D.
固定资产变现能力强
E.
固定资产占用资金量小，回收时间长
【单选题】What do most Americans look at tourism?
A.
They assume that tourism can enrich their knowledge and broaden their horizons.
B.
They think that tourism is to buy and enjoy the luxury of life.
C.
They think tourism allows them to exploit new things when traveling around the world.
D.
They think tourism is the only way to enjoy local culture, good weather, or beautiful scenery.
【单选题】We assume that the representative consumer's preferences exhibit the properties that
A.
they are convex and that more is always preferred to less.
B.
more is always preferred to less and that each consumer has one strictly favorite good.
C.
each consumer has one strictly preferred good and that consumption and leisure are both normal goods.
D.
consumption and leisure are both normal goods and that the consumer likes diversity in his or her consumption bundle.
【多选题】在近代中国,各阶级对国家出路的早期探索的历史证明( )
A.
农民阶级不可能引导革命取得胜利
B.
地主阶级洋务派官僚不可能使中国独立富强
C.
资产阶级维新派自上而下的改良道路在中国走不通
D.
农民阶级和资产阶级维新派的阶级局限性是各自探索失败的主观原因
【单选题】法国路易达孚是国际四大粮商“ABCD”中的“D“,该公司从美国进口大豆,出口到中国。则该公司的这种贸易行为是( )
A.
公司内部贸易
B.
产业内贸易
C.
产业间贸易
D.
不符合国际惯例的
【单选题】They assume that talent alone will keep them _______the others.
A.
before
B.
ahead of
C.
behand
【简答题】Darley and Latane 1 ( ) experiments with college students to 2 ( ) why no bystanders reacted to the murder of Catherine Genovese. Their study helped 3 ( ) new information that they didn’t expect. ...
【多选题】固定资产周转的基本特点主要有( )
A.
固定资产占用资金量大,回收时间长
B.
固定资产变现能力差
C.
固疋资产占用资金量大,回收时间短
D.
固定资产变现能力强
E.
固定资产占用资金量小,回收时间长
相关题目：
【单选题】They assume that talent alone will keep them _______the others.
A.
before
B.
ahead of
C.
behand