阅读短文，用括号中所给词的适当形式填空。

    Mrs. White     1    (have) two children. Tommy is seven, and Annie is four. Tommy    2    (go) to school,

but Annie doesn't. When Tommy    3    (be) at home, he often plays with Annie. Usually he's very nice to

his little sister. One day the two children   4     (play)at home. Suddenly Annie begins    5    (cry).Their

mother runs over and asks, "Why are you crying?" "Tommy breaks (打破) my doll," says Annie. "How

does he break it?" "I hit (打) him on the head with it."    6    (say) Annie.

1.________ 2._______ 3.________ 4.________ 5.________ 6.________

男性，19岁，左膝、右足跟腱周围肿痛2周，右足跟行走痛1个月来诊。否认外伤及阴冷潮湿史。无发热。

该患者可能的疾病为（）

A.混合性结缔组织病

B.骨关节炎

C.感染风湿病

D.代谢及内分泌伴发风湿病

E.肿瘤

F.神经病变疾病

G.血清阴性脊柱关节病