引起先天性脑积水常见的脑室发育畸形为（）
A.脊柱裂
B.狭颅症
C.中脑导水管闭锁
D.巨脑畸形
E.无脑畸形
参考答案：C
—Can your father play chess?
—______. [ ]
A. No, he can't
B. No, he's not
C. Yes, he is
D. No, he can
The photographer needs to charge up the digital camera every day as the battery
quickly.
A．shuts up
B．ends up
C．runs out
D．turns out
