下列哪一项不是学习的过程之一().
A.新知识的获得
B.传授
C.转化
D.评价
参考答案:B
关于x的方程(a+2)x|a|-1-2=1是一元一次方程,则a=______.
—______ nice day it is today! Let's go out to play, shall we?
—That's a good idea. [ ]
A. How a
B. What a
C. How