托马斯(Thomas)征阳性表明()。
A.骶髂关节损伤
B.股神经损伤
C.髋关节屈曲畸形
D.臀中肌无力
E.髋关节脱位
参考答案:C
There is no doubt ________ China has made a great breakthrough in developing education in the
countryside. [ ]
A. /
B. which
C. that
D. what
我国第一个国家级自然保护区是( )。
A.鼎湖山 B.鄱阳湖 C.井冈山 D.扎龙