关于肺泡蛋白沉积症的诊断,下述哪项最有价值()
A.血尿和脓尿
B.Kveim试验阳性
C.ACE升高
D.糖原PAS染色阳性
E.尿钙升高
参考答案:D
已知i、j、k为int型变量,若要从键盘输入2、3、4<CR>,使i、j、k的值分别为2、3、4下列正确的输入语句是( )。
A.scanf(“%3d,%3d,%3d”,&i,&j,&;
B.scanf(“%d,%d,%d”,&i,&j,&;
C.scanf(“%d%do/od”,&i,&j,&;
D.scaaf(“i=%d,j=%d,k=%d”,&i,&j,&;
Steel, brick and cement are all necessary building materials _____ .
A. with which to build a dam
B. which to build a dam with
C. building a dam with
D. to build a dam