通过________可以启动Word.
A.运行Word安装程序
B.运行Winword.exe
C.运行Winword.tuw
D.运行Winword.txt
参考答案:B
_____number of the students in our class ______ 40. _______ number of them ______ sporty.
A.The , is; The, are
B.The, are; A, is
C.The, is; A, are
D.A, are; The, is
每开采单位矿石量所需剥离的岩石量称为()
A、生产剥采比
B、剥采比
C、平均剥采比
D、境界剥采比