概括大意与完成句子

The biggest advance in early detection is continuous watch from weather satellites. With these, we can see the storms form and track them fully, from birth to death. While they can still kill people and destroy property, hurricanes will never surprise any nation again.

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Using weather satellites can ensure _____________ of hurricanes.

A、the timely (及时的) discovery

B、the controlling

C、its uncertainty

D、the reduction

【正确答案】 A

【答案解析】 该题可借助原文（satellite作为答案线索词，联系原文The biggest advance in early detection is continuous watch from weather satellites. With these, we can see the storms form and track them fully, from birth to death）确认答案。

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