肺癌中恶性程度最高的是()
A．腺癌
B．大细胞未分化癌
C．小细胞未分化癌
D．鳞状上皮细胞癌
E．Pancoast癌
参考答案：C
The passage suggests that the beginning of severe psychotic symptoms of acute schizophrenia may be any of the following EXCEPT ______
A．debilitating
B．sudden occurrence
C．occurring after a long period of normalcy
D．drug-induced
探求语源适用的最基本方法是（）
A.以形索义
B.因声求义
C.引文说义
D.直接说义
