小明乘电梯从地下2层升至地上9层，电梯一共升了（ ）层。
10
下列各项，不属于肾气丸主治证的是（）
A.水肿
B.消渴
C.痰饮
D.脚气
E.寒痹
It doesn't matter what you do and how much you earn _______ you are happy.
[ ]
A. as long as
B. unless
C. even if
D. although
