魏晋时期的五胡指的匈奴、客家、羯、氐、羌。（）
A. 对
B. 错
东晋政治的核心特点是（）。
A. 宦官专政
B. 中央政府垂直领导
C. 地方世族各自为政
D. 世族与皇权结合
________ I can’t understand is ___ she wants to change her mind.
A. What; because
B. Which; how
C. That; why
D. What; why
--- I saw your neighbor break your window with a basketball.--- ____ it made me nearly mad.
A. That he broke
B. What he broke
C. He broke
D. His break
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