牛难产时施行剖腹产常用的手术通路是()
A.脐前切口
B.耻骨前切口
C.脐后切口
D.腹侧壁正中切口
E.腹侧壁斜切口
参考答案:E
Dogs have a very good _____ of smell and are often used to search for survivors in an earthquake. [ ]
A. sense
B. view
C. means
D. idea
下面程序段的输出结果是 class Base int i;Base()add(1);void add(int v) i+=v; void print() System.out.println(i); class Extension extends Base Extension() add(2); void add(int v) i+=v*2; public class Test public static void main(String args[]) bogo(new Extension()); static void bogo(Base b) b.add(8);b.print();
A.9
B.18
C.20
D.22