— Please tell Bruce he has won the first prize in the maths contest. 

—  ________! He never did so well before. [ ]

A. Good luck

B. Congratulations

C. That's right

D. What a good surprise

关于盆腔的描述错误的是（）

A.前方为膀胱颈部和前列腺底部

B.后方为直肠

C.直肠和前列腺间可见输精管末端及精囊

D.脏器周围可见丰富的静脉丛

E.盆后壁为尾骨和耻骨