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【判断题】
强酸强碱滴定法中溶液的浓度越大,滴定突跃范围越大,可供选择的指示剂越少。A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】Food aid______ is the key to______ the problem _______ now.A．only, solve, discussedB．alone, solv
A.
22. Food aid______ is the key to______ the problem _______ now. A．only, solve, discussed
B.
alone, solving, being discussed
C.
merely, solving, being discussed
D.
alone, solve, being discussed
【简答题】静物摄影是指以______为拍摄对象,经过______进行拍摄的创作活动。
【简答题】_____, the boy couldn’t get into his dorm. A. Since the key lost B. The key having lost C. Lost the key D. Having lost the key
【简答题】当两只电容C 1 与C 2 串联时,等效电容C是____。
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