A good title for this passage is ______. [br] A number of predictions can be dis

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问题 A good title for this passage is ______. [br] A number of predictions can be disproved by ______.

选项 A、observations
B、experiments
C、theories
D、hypotheses

答案 A

解析

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Whatisnotmentionedinthepassage?[br][originaltext]Americanseatbreakfas