题目内容

When we first hit _____ the idea, everyone told us it would never work.

A. on
B. in
C. to
D. with

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Reflect _____ why those things are beneficial to your life, and how you can show your appreciation.

A. in
B. on
C. up
D. within

急性化脓性骨髓炎形成死骨的主要原因是()

A. 骨膜下脓肿
B. 软组织脓肿
C. 血栓性动脉炎
D. 骨膜被掀起
E. 骨髓硬化

早期化脓性关节炎的X线表现是()

A. 关节间隙增宽
B. 关节间隙狭窄
C. 关节面模糊、破坏
D. 关节骨质增生、硬化
E. 关节纤维性强直

最容易发生关节骨性强直的疾病是()

A. 强直性脊椎炎
B. 类风湿性关节炎
C. 化脓性关节炎
D. 骨关节结核
E. 退行性骨关节病