在英国,内阁组成的相容原则是指()
A.内阁大臣必须是议员
B.首相兼任下院议长
C.国家元首同时为行政委员会成员
D.行政部门与议会合二为一
参考答案:A
可反应骨髓瘤病的严重程度的是()
A.血清乳酸脱氢酶
B.血清IL-6与血清可溶性IL-6受体
C.肌酐
D.血磷浓度
E.血清尿素氮
—Now computers _____ in many ways.
—I agree with you. I think they are the most useful inventions in the world. [ ]
A. used
B. use
C. are used
D. were used