Ben usually goes to Greece for vacation, but this time he wants to do _________.[ ]

A. different something            

B. anything different    

C. something different            

D. different anything

孕妇，28岁，G2P0，36周妊娠，重度子痫前期。摔倒3h后自觉下腹不适，有少量 * * 流血而入院。查体：宫缩30s／min，强度弱，子宫底高度33cm，软，子宫右侧有轻度局限性压痛，估计胎儿体重3000g，胎心140次／分。为确诊，应首选（）

A.B超

B. * * 检查

C.肛门检查

D.放射性核素扫描

E.腹部X线摄片