男性，36岁。诊为慢粒1年后出现发热、出血，贫血加重，脾肋下5cm，骨髓检查：原淋占90%，POX染色阴性。

正确的治疗是（）

A.治疗缓解后行异基因骨髓移植

B.如采用化疗则选用DA方案

C.1年前保存病人骨髓，此时做自体移植成功机会很大

D.此时化疗效果与急性白血病疗效相似

E.Ph染色体阳性比阴性治疗效果差

The president was so absorbed in his work that not a sound ______. [ ]

A. did she dare to make                    

B. dared she to make

C. she dared make                        

D. she did dare to make