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【題組】(3)當四種化合物中的氧元素質量相同時,四者所含的氮元素之質量比為
問題詳情
【題組】
(3)當四種化合物中的氧元素質量相同時,四者所含的氮元素之質量比為
參考答案
答案:A
難度:簡單0.881244
統計:A(935),B(10),C(20),D(59),E(0) #
個人:尚未作答書單:管理方格、管理方格理論、管理方格
上一篇 :
【題組】3. Ian’s colleagues thought his opinion was _______ and chose to ignore it.(A) creative (B) solv
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【題組】9. I don’t think it is_______ to wear a white dress to a wedding unless you are the bride.(A) un
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【題組】4. There is no doubt that Ms.Fu’s high-fat diet _______ to her death from a heart attack.(A) ori
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【題組】2. I’m still not sure_______ she’s coming for the party tomorrow.(A) or (B) since (C) what (D) i
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【題組】5. If I ______ younger, I ______ work hard for my future.(A) should; was (B) were; would (C) was
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