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Ⅰ.核心单词→识记·思考·运用 一、单词拼写 1．(2015·湖北，阅读D) Without gravity to help ________(循环)air，the carbon dioxide you exhale has a tendency to form an invisible cloud around your head. 2．She is continually ________(滥用)her position by getting other people to do things for her. 3．The ________(根本的) cause of his success is his hard work. 4．*(2017·山东，10)A company whose profits from home markets are declining may ________(寻找) opportunities abroad. 5．In China we are carrying a nine－year ________(义务的) education movement. 6．Lacking money，they had to ________(推迟) their plan. 7．I engaged a young woman as a ________(临时的) secretary. 8．They've promised a ________(详尽的)inquiry into the plane crash. 9．*Their position in international trade rapidly ________(下降)． 10．(2017·湖北，24)The old rules have to be revised because they only applied to the ________(情况) that existed when they were made a hundred years ago. 答案 1.circulate 2.abusing 3.fundamental 4.seek 5.compulsory 6．postpone 7.temporary 8.thorough 9.declined 10.circumstances 二、用所给词的适当形式填空 1．(2017·浙江，阅读B)And as far as your body is ________(concern)，it's“use it or lose it”！ | 
