唐宋以前对中风病之病因多以立论（）。
A.内伤积损
B.外风
C.内虚邪中
D.内风
E.气虚血瘀
参考答案：C
根据句意及汉语提示完成句子。
1. " _____ (干杯)," everyone shouts happily.
2. " Accidents will happen " as the _____ (谚语) goes.
3. There are lots of fruits on the _____ (盘子).
4. Please don't get _____ (生气的). Let me explain.
酸性皂苷
