下列哪一类型肺癌对放疗较敏感()
A.小细胞癌
B.大细胞癌
C.腺癌
D.鳞癌
E.类癌
参考答案:A
解析:小细胞肺癌对放化疗敏感,其治疗是以化疗为主的综合治疗。
—What was wrong with you yesterday evening?
—I ________ my homework when the light went off suddenly. [ ]
A. doing
B. was doing
C. did
D. have done
女性,58岁。高血压10余年,冠心病3年,最宜选用的药物为
A.α受体阻滞剂
B.β受体阻滞剂
C.利尿剂
D.钙通道拮抗剂
E.血管紧张素转换酶抑制剂