OG16 SC126.Found only in the Western Hemisphere andsurviving through extremes of climate, hummingbirds' range extends fromAlaska to Tierra del Fuego, from sea-level rain forests to the edges of Andeansnowfields and ice fields at altitudes of 15,000 feet. (A) Found onlyIn the Western Hemisphere and surviving through extremes of climate,hummingbirds' range extends (B) Found only in the Western Hemisphere, hummingbirdssurvive through extremes of climate, their range extending (C) Hummingbirds, found only in the Western Hemisphereand surviving through extremes of climate, with their range extending (D) Hummingbirds, found only in the Western Hemisphereand surviving through extremes of climate, their range extends (E) Hummingbirds are found only in the WesternHemisphere, survive through extremes of climate, and their range extends
答案是B,我没异议。their range extending 是独立主格。但是D里Hummingbirds, found only in the Western Hemisphereand surviving through extremes of climate不能也算作独立主格吗?为什么呢?因为它太长了吗?
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