【单选题】
下面哪个配对是错误的？_____。
①
A. This is the last place where I expected to meet you. 译文：这是我想碰到你的最后的地方。
②
B. 供不应求。译文：Demand exceeds supply.
③
C. We regret to learn that you have failed in obtaining the license. 译文：得知你方未能获得许可证，深表遗憾。
④
D. If you find our terms and conditions agreeable, please cable us your order for our confirmation. 译文：对我方条款如无异议，请即来电订货，以便我方确认。
【单选题】
下面哪个函数是幂函数（ ）
①
img src=zzximg/20190730/1564475975460520.png title=1564475975460520.png alt=图片91.png/
②
img src=zzximg/20190730/1564475981209526.png title=1564475981209526.png alt=图片92.png/
③
img src=zzximg/20190730/1564475986128388.png title=1564475986128388.png alt=图片93.png/
④
img src=zzximg/20190730/1564475991560721.png title=1564475991560721.png alt=图片94.png/