单项选择题

A．The shortage of water,
B．The shortage of food.
C．The condition of weightlessness.
D．The great pressure outside the spacecraft.
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单项选择题
A．Six.B．Seven.C．Eight.D．Nine.
A．Six.
B．Seven.
C．Eight.
D．Nine.
单项选择题
A．They should put the meeting to un end.B．They should hold another meeting to discuss the matter.C．She would like to discuss another item.D．She wants to discuss the issue again later.
A．They should put the meeting to un end.
B．They should hold another meeting to discuss the matter.
C．She would like to discuss another item.
D．She wants to discuss the issue again later.
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