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题库 / Prep2007E2-SC-122
The features of the floor of the Kasei Valles on Mars look just like those at the base of Antarctic ice streams, so it suggests that possibly it was flowing ice that carved the giant Martian channels previously attributed to cataclysmic floods.
so it suggests that possibly it was flowing ice that
a suggestion that flowing ice may have
to suggest flowing ice as possibly having
suggesting that flowing ice may have
which is suggestive of flowing ice having possibly
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The features of … look just like those (指代features) at…, suggesting…. 前半句描述一个发现或者事实，后半句可以使用伴随状语、同位语等用法，说明该发现或事实的影响、 意义。此句使用的为伴随状语，如果要使用同位语，则为，The features of … look just like those (指 代features) at…, a finding/phenomenon/fact that suggests….
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