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题库 / OG2017V-SC-251
Twenty-two feet long and 10 feet in diameter, the AM-1 is one of the many new satellites that is a part of 15 years effort of subjecting the interactions of Earth's atmosphere, oceans, and land surfaces to detailed scrutiny from space.
satellites that is a part of 15 years effort of subjecting the interactions of Earth's atmosphere, oceans, and land surfaces
satellites, which is a part of a 15-year effort to subject how Earth's atmosphere, oceans, and land surfaces interact
satellites, part of 15 years effort of subjecting how Earth's atmosphere, oceans, and land surfaces are interacting
satellites that are part of an effort for 15 years that has subjected the interactions of Earth's atmosphere, oceans, and land surfaces
satellites that are part of a 15-year effort to subject the interactions of Earth's atmosphere, ocean, and land surfaces
subject interaction的主语应该时satellites。 effort是不能使海洋陆地作为监视对象被详细审查的，只有satellites 才能。
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