霍乱的并发症有（）
A.急性肾功能衰竭
B.中毒性肝炎
C.中毒性心肌炎
D.急性肺水肿
E.感染性休克
参考答案：A, D
—It’s said that the famous scientist will give us _________advice on maths study.
—__________good news! I’m not good at it.
A．some; What
B．an; What
C．a; How a
D．any; How
