With the rapid development of medical science we more new drugs used in the treatment of

问题补充：

With the rapid development of medical science, we more new drugs used in the treatment of cancer.

A. see

B. had seen

C. will be seeing

D. would see

答案：

A. see

B. had seen

(答案→)C. will be seeing

D. would see

解析：考查时态。句意：随着医学的飞速发展，我们将会看到更多的新药用于癌症的治疗中，表示将来，故选C项。