类风湿性关节炎早期X线表现有()
A.骨膜增厚和骨化
B.关节邻近骨质疏松
C.关节周围软组织肿胀
D.关节间隙增宽
E.骨质侵蚀和假囊形成
参考答案:A, B, C, D, E
Mr. White asked his students________ to meet some Chinese friends from Shanghai.
A.if were they pleased
B.if they are pleased
C.if are they pleased
D.if they were pleased
主题数据库与 【18】 有关,与一般应用项目无关。