There were _______ shops in the city in 1982 than in 1990.
A.little
B.few
C.fewer
D.less
答案:C
有以下说明和定义语句 struct student { int age; char num[8];}; struct student stu[3]={{20,"200401"},{21,"200402"},{10\9,"200403"}}; struct student *p=stu; 以下选项中引用结构体变量成员的表达式错误的是()
A、(p++)->num
B、p->num
C、(*p).num
D、stu[3].age
珠蛋白生成障碍性贫血的主要诊断依据是()
A.网织红细胞增高
B.血红蛋白尿
C.外周血出现有核红细胞
D.血红蛋白电泳异常
E.骨髓中幼稚红细胞明显增高