What would be the best title for the text? A．The Genetic Code of Cancerous Tumor B．New Development of Cancer Therapy C．Probe into Targeted Cancer Therapy D．Different Approaches to Cancer Therapy
A.The B.New C.Probe D.Different
【参考答案】
C 主旨题。本题的解答需首先明确各段大意，并由此确定全篇主旨。除首段引出话题外，第二段至第五段分别介绍了肿瘤靶向......