在修补术后,行胃部分切除,胃空肠吻合术。术后胃肠减压7~10天,是指
A.十二指肠损伤断裂B.肝破裂C.胃破裂D.胰腺损伤断裂E.乙状结肠严重损伤断裂
参考答案:A
Michael's new house is like a huge palace, _____ with his old one. [ ]
A. comparing
B. compares
C. to compare
D. compared
从1,2,3,4,5中任意取出两个不同的数,其和为5的概率是 .