皮皮学，免费搜题
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【简答题】
在下列空格内填入适当的月份名词。 1. _____ 1st is Children's Day. 2. _____ 1st is April Fool's Day(愚人节). 3. _____ 1st is the Army Day (建军节) in China. 4. _____ 1st is May Day. 5. _____ is the last but one month of a year. 6. _____ 25th is Christmas Day (圣诞节). 7. _____ 1st is the Party's (党的) birthday of China. 8. _____ 1st is New Year's Day. 9. _____ 10th is Teachers' Day. 10. _____ 1st is National Day (国庆节). 11. _____ 8th is Women's Day. 12. In _____, people talk the least (最少的), because it has only 28 0r 29 days.
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皮皮学刷刷变学霸
举一反三
【单选题】石淋病人病久，伴见腰隐痛、手足心热，舌红少苔，脉细数，则应选用（ ）。
A.
六味地黄丸合石韦散
B.
知柏地黄丸合八正散
C.
青娥丸
D.
玉女煎
E.
八珍汤合石韦散
【简答题】设A和B都是n阶实对称矩阵，则存在正交矩阵P，使P T AP和P T BP都是对角矩阵的充要条件是AB=BA。