单项选择题

Stephen William Hawking put forward a ______ that a self-contained universe may have no edge or boundary.

A．premise
B．foundation
C．pretext
D．presentation
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单项选择题
Stephen William Hawkings new theory aroused quite hot ______ in the science world.
A．quarrel
B．suspicion
C．verdict
D．controversy
单项选择题
Information ______ is developing at a speed mankind never thought of before.
A．transmission
B．transaction
C．transition
D．translation
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