— He _____ the English-Chinese dictionary for about twenty years, but it is still new.

— What a careful man! [ ]

A. has bought

B. has borrowed

C. has had

造成死胎常见原因不包括（）

A.胎盘及脐带因素如前置胎盘、胎盘早剥、脐带脱垂等

B.胎儿因素如胎儿严重畸形、胎儿宫内生长受限、胎儿宫内感染、严重的遗传性疾病等

C.孕妇因素如妊娠高血压病、过期妊娠、糖尿病、慢性肾炎、心血管疾病、子宫破裂等

D.外伤

E.母儿血型不合