【单选题】---Do you think he will do me a favor? ---As far as I know, he is the last one ___ others. He ___ be prepared to give you a hand, though.
【单选题】If someone holds a book 6 feet directly in front of Denis and then moves it only 1 foot directly in front of him, what change in sound does. Dennis hear?
A.
A lover-pitched sound.
B.
A higher-pitched sound.
【单选题】CIE1982白度公式时,计算样品的白度值时,规定Tw的值应该在( )之间。
【单选题】If someone holds a book 6 feet directly in front of Denis and then moves it only 1 foot directly in from of him, what change in sound does Dennis hear?
A.
A lover-pitched sound.
B.
A higher-pitched sound.
【单选题】患者,男性,34岁。转移性有下腹痛10小时,全腹痛2小时。体温39.2℃,脉搏110次/分,全腹压痛、反跳痛、肌紧张,以右下腹为著。白细胞计数12×109/L,中性粒细胞85%,诊断为急性腹膜炎。最佳的处理是
【单选题】从所有的个别事实和各个部分中归纳出一般性结论的研究方法是指 ( )