电压互感器二次侧严禁（），电流互感器二次侧严禁（）。
A.开路；短路
B.短路；开路
C.短路；接地
参考答案：B
读一读，再填空。
例: — I want to eat.
— Why?
— Because I am hungry.
1. — I want to put on my jacket.
— _____________________?
— ____________ I am cold.
2. — She wants to take off her sweater.
— ____________she is hot.
3. — She is laughing.
— ____________she is happy.
下列是系统性红斑狼疮最基本病理改变的是（）
A.肌炎
B.滑膜炎
C.附着点炎
D.浆膜炎
E.血管炎
