在非水滴定中,以冰醋酸为溶剂,测定弱碱时,常采用()作指示剂。
A.结晶紫
B.百里酚蓝
C.甲基红
D.淀粉
参考答案:A
伊塞尔认为文学研究应当充分重视文本与读者之间的关系,因为“()只提供‘程式化了的各方面’”,而()则“促使作品的审美对象得以形成。”
Which of the following statements is the most appropriate title for the passage a. The Origins of GPS b. The Advantages of GPS c. The Future of GPS d. The Increasing Uses of GPS: Military and Civilian