5÷(5+4),
=5÷9,
=59;
答:用去的占这堆黄沙的59.
故选:D.
I walked out of the cinema, ______ to return to see the wonderful film next Sunday.
A.determine
B.determining
C.determined
D.to determine
胆囊多发小结石伴黄疸病史
A.胆囊切除术B.胆囊切除加胆总管探查引流术C.胆囊造瘘术D.胆囊切除加胆总管空肠吻合术E.Oddi括约肌切开成形术