理解全部历史的“钥匙”是( )。
A．社会思想史
B．阶级斗争史
C．政党活动史
D．劳动发展史
参考答案：D
(2013·兰州模拟)Living in the eastern part of the city has its problems,
shopping is not the least.
A．with which
B．of which
C．for which
D．which
ANA检测阳性可见于()
A.混合性结缔组织病
B.类风湿关节炎
C.系统性红斑狼疮
D.全身性硬皮病
E.干燥综合征
