二、文意選填 10% Around 40,000 tons of space rocks fall to Earth every year, mostly in the form ofdust and

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二、文意選填 10% Around 40,000 tons of space rocks fall to Earth every year, mostly in the form ofdust and _(16)_ small meteorites. The last time something major hit the Earth was in1908, when an asteroid about 50 meters across _(17)_ in the air above Siberia. Theshock waves flattened forests over an area of hundreds of square miles, _(18)_thousands of trees. In comparison, what happened in February 2013 was a tiny _(19)_ ofthis magnitude. In fact, something like this probably happens every decade but usuallytakes place over a _(20)_ area. Despite the damage many people believe a meteorite can potentially cause, nohuman _(21)_ resulting from a meteorite falling from the sky is previously recorded.There are stories of a dog being killed by _(22)_ from a shattered house wall in Egypt in1911. A boy was said to have been hit by a scrap in Uganda in 1992, but the _(23)_ wasa minor one. Since most of the Earth’s _(24)_ is uninhabited by humans, meteoritesusually fall over unpopulated areas or the oceans. They go _(25)_ unless there areeyewitnesses recording the blazingly bright trail across the sky.

參考答案

答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)

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參考答案

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