急性细菌性痢疾的假膜成分除外（）
A.细菌
B.大量纤维蛋白
C.大量纤维
D.坏死上皮及腺体
E.中性粒细胞
参考答案：C
He writes so _____ that everybody learns _____ him. [ ]
A. carefully; from
B. more careful; to
C. much more carefully; from
D. much more careful; at
以下哪项不属于玉米食叶害虫（）。
A.玉米螟
B.粘虫
C.甜菜叶蛾
D.金钟虫
