The workers working day and night , the construction of the building _____ by the end of this month . prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
will be completing
B.
will complete prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
C.
will have completed
D.
will have been completed prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
【单选题】有以下程序: #include<iostream.h> void fun(int a, int b, int c) { a=456,b=567,c=678} void main( ) { int x=10,y=20,z=30 fun(x, y, z) cout < < x< < ',' < < y < < ',' < < z < < endl } 输出结果是