扫描二维码，直接登录
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
A：satellites 可数 ，复数，后定从that is应为that are;15 years effort , effort前需要形容词 15-year;effort of 应为effort to表目的
B: is ，错误；how,表示地球的各种元素和scrutiny 互相影响？
C：15 years，part of 指代satellites 还是 AM-1 ?how,表示地球的各种元素和scrutiny 互相影响？
D：that has subjected修饰15 years ？part of an effort ？
登录 或 注册 后可以参加讨论