女性，62岁，主诉右膝关节间断性肿胀疼痛半年，其他关节无症状，

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问题单项选择题

女性，62岁，主诉右膝关节间断性肿胀疼痛半年，其他关节无症状，曾经穿刺抽液发现暗红色关节液，检查右膝关节滑膜肥厚，关节积液，首先考虑的初步诊断是

A．类风湿关节炎
B．结核性滑膜炎
C．干燥综合征
D．色素绒毛结节性滑膜炎
E．骨性关节炎

答案

参考答案：D

单项选择题

肺炎链球菌在血平板上生长时，菌落周围常会出现溶血环，其特征为()

A．褐色

B．草绿色

C．暗红色

D．砖红色

E．黄色

填空题

根据句意,用括号中所给音标或词的正确形式填空,每空填一词.

1. Mrs. White works in an office. She often ['u:zΙz] a suit to wear.

2. I'm new here, but all my classmates are (friend) and helpful to me.

3. —Who is the (one) to come to school? —Oh, it's Mary.

4. The boy likes eating chocolate and sweet food, so his (tooth) are getting worse.

5. This is the (player) sweater. Please give it to him.