“善行数变”的邪气是
A.风
B.暑
C.燥
D.火
E.湿
参考答案:A
解析:风“善行”,指风性善动不居,游移不定。“数变”,指风邪致病变幻无常,发病迅速。
已知方程(m2-4)x2+(2-m)x+1=0是关于x的一元二次方程,则m的取值范围是______.
Our holiday is doomed to failure without you.
A.would doom
B.would have been doomed
C.had been doomed
D.has had to be doomed