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【单选题】It is now almost two years since the European Union decided to go ahead with plans to launch a satellite-navigation network to rival America’s existing Global Positioning System (GPS). For much of thi...
A.
EU and US are always having disagreements on almost everything.
B.
US becomes an enemy of EU because of their satellite network.
C.
The talks between EU and US have resulted in complete agreement.
D.
Even though disagreement still exists, agreement can be expected.
【单选题】Passage One It is now almost two years since the European Union decided to go ahead with plans to launch a satellite-navigation network to rival America’s existing Global Positioning Sys...
A.
Using of various signals for communication.
B.
Writing message or information in secret code.
C.
Automatic ally operated positioning system.
D.
Accuracy checking device.
【单选题】关于压载管系和舱底管系的互用性，正确的是（）。
A.
压载水泵可代舱底水泵，压载水管不可代舱底水管
B.
压载水泵可代舱底水泵，压载水管也可代舱底水管
C.
压载水泵不可代舱底水泵，压载水管可代舱底水管
D.
压载水泵不可代舱底水泵，压载水管也不可代舱底水管
【单选题】It is now almost two years since the European Union decided to go ahead with plans to launch a satellite-navigation network to rival America’s existing Global Positioning System (GPS). For much of thi...
A.
EU and US are always having disagreements on almost everything.
B.
US becomes an enemy of EU because of their satellite network.
C.
The talks between EU and US have resulted in complete agreement.
D.
Even though disagreement still exists, agreement can be expected.