机车榆修修程规定:小修时对机车全面检查,()解体检修。
A.主要部件
B.关键部件
C.各部件.管系等
参考答案:B
_____in the ticket hall for almost an hour, I suddenly realized I had left my ID card home. [ ]
A. To wait
B. To have waited
C. Waiting
D. Having waited
下列关于溃疡性结肠炎的肠外表现中,随结肠炎控制或结肠病变切除后可以缓解或恢复的是()
A.原发性硬化性胆管炎
B.强直性脊柱炎
C.眼的巩膜外层炎
D.骶髂关节炎
E.淀粉样变性