关于特发性红皮病，叙述正确的是（）。
A.包括先天性红皮病样鱼鳞病
B.由药物引起
C.由恶性肿瘤引起
D.病因不明
E.包括艾滋病红皮病
参考答案：D
The old building,behind_____ was a famous church,was _____ we used to work.[ ]
A. that;the place
B. it;the place
C. which;where
D. what;where
All don''t have a free ticket must pay the admission fee.
A．Everyone who doesn't have a free ticket
B．No one who doesn't have a free ticket
C．No one who has free tickets
D．Anyone who has free tickets
