It is essential that the program _________ into the computerA:load B:be loaded C:will load D:loads

问题描述:

It is essential that the program _________ into the computer
A:load
B:be loaded
C:will load
D:loads

B
程序被下载

B. be loaded
这里省略了一个should
It is essential that the program (should) be loaded into the computer

B.被动时态.文件只能被下载.