女性,17岁,右耳乳突区隐痛,右耳后乳突区出现包块,逐渐增大,CT检查如图所示,请选择最可能的()
A.胆脂瘤
B.化脓性中耳炎
C.嗜酸性肉芽肿
D.中耳癌
E.听神经瘤
参考答案:C
-The old man living in the opposite street passed away.
-_________? I saw him yesterday. [ ]
A. How about
B. What about
C. How come
D. What so
下列哪项不属于中国的土地和耕地资源特点()
A.人均耕地面积少
B.分布不均衡
C.耕地自然条件好
D.后备耕地资源不足