2025年11月21日 Indeed, a number of them, including __ Ban Ki-moon of South Korea, learned or improved their English while enrolled at U.S. universities.（ ）。 A.UN Secretary-General B.Secretary of State C.Director-General D.head of state Indeed, a number... 进一步了解 未分类
2025年11月21日 They see themselves as __ revealing the relationships underlying political events and conditions.（ ） A.free from B.for the purpose of C.in an effort to D.engaged in They see themsel... 进一步了解 未分类
2025年11月21日 Steam engines refer to machines usingto perform mechanical work through the agency of heat.（ ） A.steam B.steam engines C.steam cars D.steam power Steam engines re... 进一步了解 未分类
2025年11月21日 An artificial heart will soon beat inside a person, having now been approved forin France.（ ） A.quick fixes B.test benches C.human trial D.onsite maintenance An artificial he... 进一步了解 未分类
2025年11月21日 The key factor in building a successful online business ?is.（ ） A.traffic B.content C.technology D.Internet savvy The key factor i... 进一步了解 未分类
2025年11月21日 There is nofor the anti-aging products hawked by profit-seeking entrepreneurs.（ ） A.random damage B.scientific basis C.position statement D.universal appeal There is nofor t... 进一步了解 未分类
2025年11月21日 Caissons are open-endedboxes, with sharp edges. （ ） A.watertight B.river-side C.land-side D.scary Caissons are ope... 进一步了解 未分类