起下钻
参考答案:将井下的钻柱从井眼内起出来,称为起钻。将钻具下到井眼内称为下钻。整个过程称为起下钻。
Bob's lectures _____ a fairly wide range and I can't sum up what he says in a few sentences. [ ]
A. covered
B. conveyed
C. considered
D. commanded
下列程序的执行结果为 #include<iostream.h> void main( ) int a=3,b=0; int * p=&a; b=+a++; cout<<*p<<','<<b<<end1;
A.3,4
B.4,3
C.3,4
D.4,4