下列说法错误的是（）。

A.胆总管从胰头前上缘穿过

B.胰腺头部被十二指肠降部和横部包绕

C.脾静脉是胰腺体、尾部的界标

D.胰腺位于上腹部和左季肋部的腹膜后

E.胰体前方隔小网膜囊与胃相邻

Mr. Smith doesn’t believe that his daughter can work out the problem that easily,_____?

A．does he

B．can she

C．doesn’t he

D．can’t she