下列不是开原因的是()
A.吐舌习惯
B.磨牙萌出过度
C.佝偻病
D.咬物习惯
E.下颌逆时针旋转生长
参考答案:E
A good teacher is ______ who teaches not only with mind but also with heart.
A.one
B.the one
C.it
D.that
下列属于两性花的是( )
A.黄瓜花
B.柳花
C.百合花
D.杨花