What is the rabbit doing? [ ]
A. It's sleeping.
B. It slept.
答案:A
可治疗热证、急症的腧穴是()
A.商阳
B.曲池
C.尺泽
D.太渊
E.列缺
当年空气质量一级日数排名第4的城市,空气质量在一级以下的天数占全年比重约为()
A.38%
B.45%
C.55%
D.62%