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单项选择题
A．operated privatelyB．operated by the governmentC．part of government technical and business collegesD．all of the above
A．operated privately
B．operated by the government
C．part of government technical and business colleges
D．all of the above
单项选择题
A．The scientists on the ground are pursuing only their most important experiments.B．The shuttle team will be disappointed at the curtailment of the science mission.C．The science will complete the experiments on a later shuttle flight.D．The remaining generators are sufficient.
A．The scientists on the ground are pursuing only their most important experiments.
B．The shuttle team will be disappointed at the curtailment of the science mission.
C．The science will complete the experiments on a later shuttle flight.
D．The remaining generators are sufficient.
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