酸催化水解最难水解的是
A.野樱苷
B.山慈菇苷
C.芦荟苷
D.巴豆苷
E.黑芥子苷
参考答案:C
—() —I'm suffering from a stomachache.
A. Are you feeling better
B. What's trouble with you
C. Is there wrong with you
D. What's the matter with you
文坛的新星,潮流的火炬。他先后完成了长篇小说《旅途》和三篇话剧《青春的梦》,在入党时,他又创作了书信体抒情小说《飘零的落叶》。请问题中描述是的哪位杰出校友?()
A、沈 * *
B、张闻天
C、茅以升
D、钱正英