第4单元的内容,涉及到化学反应的定量计算较多,2023年的考题应该加强考察了较难的知识点,例如limiting reactant, excess reactant的计算等内容。 3.从CB给出的2023年FRQ真题来看,前三道题目的综合性较强,需要对不同章节的知识点有一个清晰和全面的理解,能够进行有效地整合。前两题得分率约是第3题的两倍。第一题...
Stats的话可以先看Barron之类的,然后不懂的话有一个叫onlinestatbook.com的网站,你可以挑AP考试范围内的看 还有AP BC和Stats一定要去看free response的scoring guideline!!!看应该怎么答题,特别是没有老师教的情况下,比如stats 所有的都要in context,calc都要保留三位小数etc Psych的话,教科书的话是推荐Myers ps...
® AP BIOLOGY 2010 SCORING GUIDELINES Question 2 An experiment was conducted to measure the reaction rate of the human salivary enzyme α- amylase. Ten mL of a concentrated starch solution and 1.0 mL of α-amylase solution were placed in a test tube. The test tube was inverted several ...